APA (7th ed.) Citation

Watson, M. G., Lyon, R., & Montgomery, S. (1999). Horse: The complete guide. MetroBooks.

Chicago Style (17th ed.) Citation

Watson, Mary Gordon, Russell Lyon, and Sue Montgomery. Horse: The Complete Guide. London: MetroBooks, 1999.

MLA (9th ed.) Citation

Watson, Mary Gordon, et al. Horse: The Complete Guide. MetroBooks, 1999.

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