APA (7th ed.) Citation

Douglas, N., & Douglas, N. (1987). Cook Islands: A guide. Creative Associates.

Chicago Style (17th ed.) Citation

Douglas, Norman, and Ngaire Douglas. Cook Islands: A Guide. Sydney, N.S.W: Creative Associates, 1987.

MLA (9th ed.) Citation

Douglas, Norman, and Ngaire Douglas. Cook Islands: A Guide. Creative Associates, 1987.