Eder, Bruce (2002). "The Carpenters / May 1971 / A&M". In Bogdanov, Vladimir; Woodstra, Chris; Erlewine, Stephen Thomas (eds.). All Music Guide to Rock: The Definitive Guide to Rock, Pop, and Soul (3rd ed.). San Francisco: Backbeat Books. p. 185. ISBN087930653X. Archived from the original on February 18, 2011. Retrieved October 24, 2019.
Eder, Bruce (2002). "The Carpenters / May 1971 / A&M". In Bogdanov, Vladimir; Woodstra, Chris; Erlewine, Stephen Thomas (eds.). All Music Guide to Rock: The Definitive Guide to Rock, Pop, and Soul (3rd ed.). San Francisco: Backbeat Books. p. 185. ISBN087930653X. Archived from the original on February 18, 2011. Retrieved October 24, 2019.