APA (7th ed.) Citation

(1973). Who's who 1973: An Annual Biographical Dictionary. Adam And Charles Black.

Chicago Style (17th ed.) Citation

Who's Who 1973: An Annual Biographical Dictionary. London: Adam And Charles Black, 1973.

MLA (9th ed.) Citation

Who's Who 1973: An Annual Biographical Dictionary. Adam And Charles Black, 1973.

Warning: These citations may not always be 100% accurate.