Bhutan. Health Division. (1997). Annual health bulletin. Royal Govt. of Bhutan, Ministry of Health & Education, Health Division.
Παραπομπή σε μορφή Chicago (17η εκδ.)Bhutan. Health Division. Annual Health Bulletin. Thimphu: Royal Govt. of Bhutan, Ministry of Health & Education, Health Division, 1997.
Παραπομπή σε μορφή MLA (8th εκδ.)Bhutan. Health Division. Annual Health Bulletin. Royal Govt. of Bhutan, Ministry of Health & Education, Health Division, 1997.
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