Cita APA (7a ed.)

Carroll, F. L., & Schwartz, P. J. (1989). Biographical directory of national librarians. Mansell.

Cita Chicago Style (17a ed.)

Carroll, Frances Laverne, y Philip J. Schwartz. Biographical Directory of National Librarians. London [etc.]: Mansell, 1989.

Cita MLA (9a ed.)

Carroll, Frances Laverne, y Philip J. Schwartz. Biographical Directory of National Librarians. Mansell, 1989.