Cita APA (7th ed.)

Duignan, P. (1980). The United States in the 1980's (Abridged ed.). Addison-Wesley.

Cita Chicago (17th ed.)

Duignan, Peter. The United States in the 1980's. Abridged ed. Reading, Mass: Addison-Wesley, 1980.

Cita MLA (9th ed.)

Duignan, Peter. The United States in the 1980's. Abridged ed. Addison-Wesley, 1980.