National Organization for Human Service Education (U.S.). (1987). Human service education: A journal of the National Organization for Human Service Education. National Organization for Human Service Education.
Citazione stile Chigago Style (17a edizione)National Organization for Human Service Education (U.S.). Human Service Education: A Journal of the National Organization for Human Service Education. Kingston, RI: National Organization for Human Service Education, 1987.
Citatione MLA (9a ed.)National Organization for Human Service Education (U.S.). Human Service Education: A Journal of the National Organization for Human Service Education. National Organization for Human Service Education, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.