APA (7th ed.) Citation

Servais, W., & Varga, T. (1971). Teaching school mathematics. Penguin [etc.].

Chicago Style (17th ed.) Citation

Servais, Willy, and Tamás Varga. Teaching School Mathematics. Harmondsworth [etc.]: Penguin [etc.], 1971.

MLA (9th ed.) Citation

Servais, Willy, and Tamás Varga. Teaching School Mathematics. Penguin [etc.], 1971.

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