00461 2200169 4500001002100000005001500021008004100036020001500077035002400092082001000116090001100126100001900137245004400156260003500200300001800235650003800253INLIS00000000000183420160627133257  a0781715628 0010-061600000001833 a610.7 aPol n1 aPolit, Denis F aNursing research: principles and method aPhiladelphiabLippincottc1999 axviii, 757 p. ametodologi penelitian keperawatan