Παραπομπή σε μορφή APA (7η εκδ.)

Hanf, K., & Jansen, A. (1998). Governance and environment in Western Europe: Politics, policy and administration. Longman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hanf, Kenneth, και Alf-Inge Jansen. Governance and Environment in Western Europe: Politics, Policy and Administration. London: Longman, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hanf, Kenneth, και Alf-Inge Jansen. Governance and Environment in Western Europe: Politics, Policy and Administration. Longman, 1998.