APA Citation

Hancock, J., & Kushlan, J. (1984). The herons handbook. Londres: Croom Helm.

Chicago Style Citation

Hancock, James, and James Kushlan. The Herons Handbook. Londres: Croom Helm, 1984.

MLA Citation

Hancock, James, and James Kushlan. The Herons Handbook. Londres: Croom Helm, 1984.

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