APA (7th ed.) Citation

Wilson, M. (1990). Science achievement of grade 12 students: The PNG experience. National Research Institute.

Chicago Style (17th ed.) Citation

Wilson, M. Science Achievement of Grade 12 Students: The PNG Experience. Port Moresby: National Research Institute, 1990.

MLA (9th ed.) Citation

Wilson, M. Science Achievement of Grade 12 Students: The PNG Experience. National Research Institute, 1990.

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