Cita APA

Grass, G., & Manhaim, R. (1969). Dog years. Penguin.

Citación estilo Chicago

Grass, Gunter, and Ralph Manhaim. Dog Years. Middlesex: Penguin, 1969.

Cita MLA

Grass, Gunter, and Ralph Manhaim. Dog Years. Penguin, 1969.

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