APA (7th ed.) Citation

Vatasan, G., & Vatasan, R. N. (1981). Practical photo interpretation for foresters in Papua New Guinea: Book A. Office of Forests.

Chicago Style (17th ed.) Citation

Vatasan, George, and R. Nina Vatasan. Practical Photo Interpretation for Foresters in Papua New Guinea: Book A. Port Moresby: Office of Forests, 1981.

MLA (9th ed.) Citation

Vatasan, George, and R. Nina Vatasan. Practical Photo Interpretation for Foresters in Papua New Guinea: Book A. Office of Forests, 1981.