Παραπομπή σε μορφή APA (7η εκδ.)

Hardon, A. (1991). The Provision and use of drugs in developing countries: A review of studies and annotated bibliography. Spinhuis Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hardon, Anita. The Provision and Use of Drugs in Developing Countries: A Review of Studies and Annotated Bibliography. Amsterdam: Spinhuis Publishers, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hardon, Anita. The Provision and Use of Drugs in Developing Countries: A Review of Studies and Annotated Bibliography. Spinhuis Publishers, 1991.