The Intruders (band) (English Wikipedia)

Huey, Steve. "Artist Biography". AllMusic. Retrieved January 11, 2022.
"US Charts > The Intruders". AllMusic. Archived from the original on November 6, 2013. Retrieved October 13, 2011.

archive.org

Murrells, Joseph (1978). The Book of Golden Discs (2nd ed.). London: Barrie and Jenkins Ltd. p. 241. ISBN 0-214-20512-6.

Pryor, Rosa (April 7, 2022). "Baltimore's own "Bobby Starr" of the Intruders passed away". Baltimore Times. Robert "Bobby Star" Ferguson passed away on March 18, 2022; he was born January 19, 1937.

"Legacy Recordings | Life Changing Music, Latest News, New Releases". Phillysoulclassics.com. Archived from the original on December 6, 2008. Retrieved August 19, 2015.

Shane, Ken (October 17, 2012). "Soul Serenade: The Intruders, "Together"". Popdose.com. Retrieved August 19, 2015.

"Artist Profile - The Intruders". Rhythm and Blues Showcase. Archived from the original on July 15, 2011. Retrieved August 19, 2015.

"Intruders Interview (1971)". SoulMusic.com. Archived from the original on October 6, 2014.

"US Charts > The Intruders". AllMusic. Archived from the original on November 6, 2013. Retrieved October 13, 2011.
"Intruders Interview (1971)". SoulMusic.com. Archived from the original on October 6, 2014.
"Artist Profile - The Intruders". Rhythm and Blues Showcase. Archived from the original on July 15, 2011. Retrieved August 19, 2015.
"Special Feature: Philadelphia International Records". Billboard. Archived from the original on November 5, 2012. Retrieved August 19, 2015.
"Legacy Recordings | Life Changing Music, Latest News, New Releases". Phillysoulclassics.com. Archived from the original on December 6, 2008. Retrieved August 19, 2015.