Cita APA (7th ed.)

Hernon, P., & Purcell, G. R. (1982). Developing collections of U.S. government publications. Jai Press.

Cita Chicago (17th ed.)

Hernon, Peter, i Gary R. Purcell. Developing Collections of U.S. Government Publications. Greenwich, Conn: Jai Press, 1982.

Cita MLA (9th ed.)

Hernon, Peter, i Gary R. Purcell. Developing Collections of U.S. Government Publications. Jai Press, 1982.