TY - BOOK AU - World Health Organization TI - Cntraceptive method mix : Guidelines for policy and service delivery SN - 92-4-154459-7 U1 - 613.94 PY - 1994/// CY - Geneva PB - World Health Organization N1 - World Health Organization: Cntraceptive method mix : Guidelines for policy and service delivery. Geneva. World Health Organization, 1994. 92-4-154459-7--(613.94WOR) ER -