Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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