APA (7th ed.) Citation

Clark, J. I. (1973). Model co-operative rules used in Papua New Guinea: Lesson notes. Co-operative College.

Chicago Style (17th ed.) Citation

Clark, James I. Model Co-operative Rules Used in Papua New Guinea: Lesson Notes. Laloki: Co-operative College, 1973.

MLA (9th ed.) Citation

Clark, James I. Model Co-operative Rules Used in Papua New Guinea: Lesson Notes. Co-operative College, 1973.