APA (7th ed.) Citation

Merck & Co, Aiello, S. E., & Mays, A. (1998). The Merck veterinary manual (Eighth edition.). Merck & Co., in cooperation with Merial Limited.

Chicago Style (17th ed.) Citation

Merck & Co, Susan E. Aiello, and Asa Mays. The Merck Veterinary Manual. Eighth edition. Whitehouse Station, N.J.: Merck & Co., in cooperation with Merial Limited, 1998.

MLA (9th ed.) Citation

Merck & Co, et al. The Merck Veterinary Manual. Eighth edition. Merck & Co., in cooperation with Merial Limited, 1998.