Cita APA (7a ed.)
Cohen, N. M. (1966). State Library Extension: Resources and services 1960-61. U.S. Dep. of Health, Education and Welfare.
Cita Chicago Style (17a ed.)
Cohen, Nathan M. State Library Extension: Resources and Services 1960-61. Washington: U.S. Dep. of Health, Education and Welfare, 1966.
Cita MLA (9a ed.)
Cohen, Nathan M. State Library Extension: Resources and Services 1960-61. U.S. Dep. of Health, Education and Welfare, 1966.
Precaución: Estas citas no son 100% exactas.