APA (7th ed.) Citation

Sackett, M. A., & Williamson, P. G. (1973). The copra industry in Papua New Guinea (Reprint.). Dept. of Primary Industry.

Chicago Style (17th ed.) Citation

Sackett, M. A., and P. G. Williamson. The Copra Industry in Papua New Guinea. Reprint. [Port Moresby]: Dept. of Primary Industry, 1973.

MLA (9th ed.) Citation

Sackett, M. A., and P. G. Williamson. The Copra Industry in Papua New Guinea. Reprint. Dept. of Primary Industry, 1973.