APA Citation

GREEN Carl R., Lockwood, J., & Sanford, W. R. (1988). The hippopotamus. USA: Crestwood House.

Chicago Style Citation

GREEN Carl R., Judy Lockwood, and William R. Sanford. The Hippopotamus. USA: Crestwood House, 1988.

MLA Citation

GREEN Carl R., Judy Lockwood, and William R. Sanford. The Hippopotamus. USA: Crestwood House, 1988.

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