APA(7版)引用形式

Beer, S. H., & Ulam, A. B. (1973). Patterns of government: The major political systems of Europe. Random House.

Chicagoスタイル(17版)引用形式

Beer, Samuel Hutchison, , Adam Bruno Ulam. Patterns of Government: The Major Political Systems of Europe. New York: Random House, 1973.

MLA(9版)引用形式

Beer, Samuel Hutchison, , Adam Bruno Ulam. Patterns of Government: The Major Political Systems of Europe. Random House, 1973.