Kimball, Duncan (2002). "Obituaries – Tweed Harris". Milesago: Australasian Music and Popular Culture 1964–1975. Ice Productions. Archived from the original on 14 March 2009. Retrieved 28 August 2018.
Kimball, Duncan (2002). "Groups & Solo Artists – Levi Smith's Clefs". Milesago: Australasian Music and Popular Culture 1964–1975. Ice Productions. Archived from the original on 23 June 2003. Retrieved 28 August 2018.
nla.gov.au
webarchive.nla.gov.au
Kimball, Duncan (2002). "Obituaries – Tweed Harris". Milesago: Australasian Music and Popular Culture 1964–1975. Ice Productions. Archived from the original on 14 March 2009. Retrieved 28 August 2018.
Kimball, Duncan (2002). "Groups & Solo Artists – Levi Smith's Clefs". Milesago: Australasian Music and Popular Culture 1964–1975. Ice Productions. Archived from the original on 23 June 2003. Retrieved 28 August 2018.
Carlos, Michael (December 2000). "Michael Carlos YHS '66: Bio Rant". Yamato High School Alumni Association website. Archived from the original on 5 July 2008. Retrieved 28 August 2018.
yamatohs.com
Carlos, Michael (December 2000). "Michael Carlos YHS '66: Bio Rant". Yamato High School Alumni Association website. Archived from the original on 5 July 2008. Retrieved 28 August 2018.