Volkman, T. A., & Caldwell, I. (1990). Sulawesi: The Celebes. Periplus Editions.
Chicagoスタイル(17版)引用形式Volkman, Toby Alice, , Ian Caldwell. Sulawesi: The Celebes. Sinagpore: Periplus Editions, 1990.
MLA(9版)引用形式Volkman, Toby Alice, , Ian Caldwell. Sulawesi: The Celebes. Periplus Editions, 1990.
警告: この引用は必ずしも正確ではありません.