Vaughan, J., & Morrow, R. (1989). Manual of epidemiology for district health management. World Health Organitation.
Chicago Style (17. basım) AtıfVaughan, J.P, ve R.H Morrow. Manual of Epidemiology for District Health Management. World Health Organitation, 1989.
MLA (9th ed.) AtıfVaughan, J.P, ve R.H Morrow. Manual of Epidemiology for District Health Management. World Health Organitation, 1989.
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