Cita APA (7a ed.)

Wittman, G. (1976). The role of American intelligence organizations. The reference shelf.

Cita Chicago Style (17a ed.)

Wittman, George. "The Role of American Intelligence Organizations." The Reference Shelf 1976.

Cita MLA (9a ed.)

Wittman, George. "The Role of American Intelligence Organizations." The Reference Shelf, 1976.