Knight, M. (1968). Pets and their problems: A guide for animal lovers. Heinemann.
Citación estilo ChicagoKnight, Maxwell. Pets and Their Problems: A Guide for Animal Lovers. London: Heinemann, 1968.
Cita MLAKnight, Maxwell. Pets and Their Problems: A Guide for Animal Lovers. Heinemann, 1968.
Warning: These citations may not always be 100% accurate.