APA (7th ed.) Citation

Routh, C. R. N., & Treasure, G. R. R. (1974). Who's who in history / (edited by C.R.N. Routh) ; by G.R.R. Treasure. Blackwell.

Chicago Style (17th ed.) Citation

Routh, C. R. N., and G. R. R. Treasure. Who's Who in History / (edited by C.R.N. Routh) ; by G.R.R. Treasure. Oxford: Blackwell, 1974.

MLA (9th ed.) Citation

Routh, C. R. N., and G. R. R. Treasure. Who's Who in History / (edited by C.R.N. Routh) ; by G.R.R. Treasure. Blackwell, 1974.

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