Gordon, A. D., & Gordon, A. D. (1999). Classification (2. edition.). Boca Raton: Chapman & Hall/CRC.
Chicago Style CitationGordon, A. D., and A. D. Gordon. Classification. 2. edition. Boca Raton: Chapman & Hall/CRC, 1999.
MLA CitationGordon, A. D., and A. D. Gordon. Classification. 2. edition. Boca Raton: Chapman & Hall/CRC, 1999.
Warning: These citations may not always be 100% accurate.