Cita APA

Graham, R., & Lien, J. (1985). Marine parks & conservation: Challenge and promise. National and Provincial Parks Association of Canada.

Citación estilo Chicago

Graham, Robert, and Jon Lien. Marine Parks & Conservation: Challenge and Promise. [Toronton]: National and Provincial Parks Association of Canada, 1985.

Cita MLA

Graham, Robert, and Jon Lien. Marine Parks & Conservation: Challenge and Promise. National and Provincial Parks Association of Canada, 1985.

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