Cita APA (7a ed.)

Cross, K. P., & Valley, J. R. (1976). Planning non-traditional programs. Jossey-Bass.

Cita Chicago Style (17a ed.)

Cross, K. Patricia, y John R. Valley. Planning Non-traditional Programs. San Francisco [etc.]: Jossey-Bass, 1976.

Cita MLA (9a ed.)

Cross, K. Patricia, y John R. Valley. Planning Non-traditional Programs. Jossey-Bass, 1976.