Trích dẫn kiểu APA (xuất bản lần thứ 7)

Symposium of the Medical Society of Papua New Guinea Madang, Papua New Guinea, Heywood, P., & Hudson, B. (1987). Rural health services in Papua New Guinea: Papers on rural health services presented at the Twenty-third Annual Symposium of the Medical Society of Papua New Guinea, held at Madang 4-5 September 1987. Papua New Guinea Dept. of Health.

Trích dẫn kiểu Chicago (xuất bản lần thứ 7)

Symposium of the Medical Society of Papua New Guinea Madang, Papua New Guinea, Peter Heywood, và Bernard Hudson. Rural Health Services in Papua New Guinea: Papers on Rural Health Services Presented at the Twenty-third Annual Symposium of the Medical Society of Papua New Guinea, Held at Madang 4-5 September 1987. Boroka, N.C.D: Papua New Guinea Dept. of Health, 1987.

Trích dẫn kiểu MLA (xuất bản lần thứ 9)

Symposium of the Medical Society of Papua New Guinea Madang, Papua New Guinea, et al. Rural Health Services in Papua New Guinea: Papers on Rural Health Services Presented at the Twenty-third Annual Symposium of the Medical Society of Papua New Guinea, Held at Madang 4-5 September 1987. Papua New Guinea Dept. of Health, 1987.

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