Παραπομπή σε μορφή APA (7η εκδ.)
Wengell, D. (2008). Educational opportunities in integrative medicine: The a to z healing arts guide and professional resource directory. Hunter Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Wengell, Douglas. Educational Opportunities in Integrative Medicine: The a to Z Healing Arts Guide and Professional Resource Directory. Altanta, GA: Hunter Press, 2008.
Παραπομπή σε μορφή MLA (9th εκδ.)
Wengell, Douglas. Educational Opportunities in Integrative Medicine: The a to Z Healing Arts Guide and Professional Resource Directory. Hunter Press, 2008.
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