Douglas, N., & Douglas, N. (1987). Cook Islands: A guide. Creative Associates.
Chicagoスタイル(17版)引用形式Douglas, Norman, , Ngaire Douglas. Cook Islands: A Guide. Sydney, N.S.W: Creative Associates, 1987.
MLA(9版)引用形式Douglas, Norman, , Ngaire Douglas. Cook Islands: A Guide. Creative Associates, 1987.
警告: この引用は必ずしも正確ではありません.
