Cita APA (7a ed.)

Armstrong, J. L. (1972). Interinstitutional Cooperation Through a 4-1-4 Calendar.

Cita Chicago Style (17a ed.)

Armstrong, Jack L. Interinstitutional Cooperation Through a 4-1-4 Calendar. 1972.

Cita MLA (9a ed.)

Armstrong, Jack L. Interinstitutional Cooperation Through a 4-1-4 Calendar. 1972.