APA (7th ed.) Citation

Gordon, A. D. (1999). Classification / A.D. Gordon (2nd ed.). Chapman & Hall/CRC.

Chicago Style (17th ed.) Citation

Gordon, A. D. Classification / A.D. Gordon. 2nd ed. Boca Raton ; London: Chapman & Hall/CRC, 1999.

MLA (9th ed.) Citation

Gordon, A. D. Classification / A.D. Gordon. 2nd ed. Chapman & Hall/CRC, 1999.

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