APA(7版)引用形式

Purtilo, D. T., & Purtilo, R. B. (1989). A survey of human diseases (2nd ed.). Little Brown.

Chicagoスタイル(17版)引用形式

Purtilo, David T., , Ruth B. Purtilo. A Survey of Human Diseases. 2nd ed. Boston: Little Brown, 1989.

MLA(9版)引用形式

Purtilo, David T., , Ruth B. Purtilo. A Survey of Human Diseases. 2nd ed. Little Brown, 1989.