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1. The selection and use of essential medicines :   Publication: Geneva, Switwerland : World Health Organization, 2007 . vi, 162 p. Date:2007 Availability: Copies available: Turkeyen Campus United Nations Science and Technology [RA8 T4 W67no. 946] (1), Actions: Add to cart
2. A primer in theory construction /   Publication: Indianapolis : Bobbs-Merrill Educational Pub., 1971 . x, 184 p. : Date:1971 Availability: Copies available: Turkeyen Campus Education & Humanities [BD161 R48] (1), Actions: Add to cart