Cita APA (7a ed.)
Morehead, J., & Fetzer, M. (1992). Introduction to United States Government Information Sources (4. ed.). Libraries Unlimited.
Cita Chicago Style (17a ed.)
Morehead, Joe, y Mary Fetzer. Introduction to United States Government Information Sources. 4. ed. Englewood: Libraries Unlimited, 1992.
Cita MLA (9a ed.)
Morehead, Joe, y Mary Fetzer. Introduction to United States Government Information Sources. 4. ed. Libraries Unlimited, 1992.
Precaución: Estas citas no son 100% exactas.