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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)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.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.