Pettersson, H. (1969). The ocean floor. Hafner.
Chicagoスタイル(17版)引用形式Pettersson, Hans. The Ocean Floor. New York: Hafner, 1969.
MLA(9版)引用形式Pettersson, Hans. The Ocean Floor. Hafner, 1969.
警告: この引用は必ずしも正確ではありません.
Pettersson, H. (1969). The ocean floor. Hafner.
Chicagoスタイル(17版)引用形式Pettersson, Hans. The Ocean Floor. New York: Hafner, 1969.
MLA(9版)引用形式Pettersson, Hans. The Ocean Floor. Hafner, 1969.