APA(7版)引用形式

Ward, J. A., & Hetzel, H. R. (1980). Biology: Today and tomorrow. Minn West.

Chicagoスタイル(17版)引用形式

Ward, Jack A., , Howard R. Hetzel. Biology: Today and Tomorrow. St. Paul.: Minn West, 1980.

MLA(9版)引用形式

Ward, Jack A., , Howard R. Hetzel. Biology: Today and Tomorrow. Minn West, 1980.