Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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