Παραπομπή σε μορφή APA (7η εκδ.)

Edge, J. (1992). Cooperative development: Professional self-development through cooperation with colleagues. Longman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Edge, Julian. Cooperative Development: Professional Self-development Through Cooperation with Colleagues. U.S.A.: Longman, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Edge, Julian. Cooperative Development: Professional Self-development Through Cooperation with Colleagues. Longman, 1992.