Παραπομπή σε μορφή APA (7η εκδ.)

Cross, K. P. (1981). Adults as learners: Increasing participation and facilitating learning. Jossey-Bass.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cross, K. Patricia. Adults as Learners: Increasing Participation and Facilitating Learning. San Francisco: Jossey-Bass, 1981.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cross, K. Patricia. Adults as Learners: Increasing Participation and Facilitating Learning. Jossey-Bass, 1981.