Παραπομπή σε μορφή APA (7η εκδ.)

Boelen, C. (2000). Challenges and opportunities for partnership in health development: A working paper. WHO.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Boelen, Charles. Challenges and Opportunities for Partnership in Health Development: A Working Paper. Geneva: WHO, 2000.

Παραπομπή σε μορφή MLA (8th εκδ.)

Boelen, Charles. Challenges and Opportunities for Partnership in Health Development: A Working Paper. WHO, 2000.