Brennan, Joseph. "Gibb Songs: 1969". Columbia.edu. Archived from the original on 29 June 2019. Retrieved 17 May 2013.
Brennan, Joseph. "Gibb Songs: 1963". Columbia.edu. Archived from the original on 20 April 2008. Retrieved 12 July 2014.
Brennan, Joseph. "Gibb Songs: 1964". Columbia.edu. Archived from the original on 29 October 2013. Retrieved 12 July 2014.
Brennan, Joseph. "Gibb Songs: 1965". Columbia.edu. Archived from the original on 14 March 2017. Retrieved 12 July 2014.
Brennan, Joseph. "Gibb Songs: 1966". Columbia.edu. Archived from the original on 17 October 2018. Retrieved 12 July 2014.
Brennan, Joseph. "Gibb Songs: 1968". Columbia.edu. Archived from the original on 3 January 2007. Retrieved 17 May 2013.
Brennan, Joseph. "Gibb Songs: 1970". Columbia.edu. Archived from the original on 24 October 2012. Retrieved 21 May 2013.
Brennan, Joseph. "Gibb Songs: 1971". Columbia.edu. Archived from the original on 23 October 2018. Retrieved 12 July 2014.
Brennan, Joseph. "Gibb Songs: 1972". Columbia.edu. Archived from the original on 10 January 2015. Retrieved 12 July 2014.
Brennan, Joseph. "Gibb Songs: 1978". Columbia.edu. Archived from the original on 5 December 2012. Retrieved 21 March 2013.
Brennan, Joseph. "Gibb Songs: 1980". Columbia.edu. Archived from the original on 19 February 2015. Retrieved 21 May 2013.
Joseph Brennan. "Gibb Songs: 1986". Columbia.edu. Archived from the original on 17 October 2018. Retrieved 28 August 2012.
Brennan, Joseph. "Gibb Songs: 1992". Columbia.edu. Archived from the original on 27 February 2018. Retrieved 5 December 2014.
Brennan, Joseph. "Gibb Songs: 1998". Columbia.edu. Archived from the original on 6 October 2014. Retrieved 5 December 2014.
copyrightsummit.com
"Official Website". International Confederation of Societies of Authors and Composers. Archived from the original on 16 October 2015. Retrieved 27 September 2014.
Will Woodward and Richard Luscombe in Miami (29 December 2006). "Miami price: Blair feels the heat". The Guardian. London. Archived from the original on 28 September 2014. Retrieved 31 December 2011.
Will Woodward and Richard Luscombe in Miami (29 December 2006). "Miami price: Blair feels the heat". The Guardian. London. Archived from the original on 28 September 2014. Retrieved 31 December 2011.
"Official Website". International Confederation of Societies of Authors and Composers. Archived from the original on 16 October 2015. Retrieved 27 September 2014.