004060000a22001330004500003000900000005001700009100003500026245009200061264006600153300001000219041000800229650002000237650001500257PH-MaWHO20241108112214.0  aHyung J P, Chung K K, Han D.S.  aA study on some behavioral problems in sequential processes of adoptation  in planning.  aSeoul : bNational University School of Public Health,c1974.  a138p.  aeng  aFamily planning  aAdoptation