00956nam a2200349 4500 DLU110124380 ##20110906 ##050304s2005 maua b 001 0 eng 2005040852 0205408184 DLC DLC pcc 361.307 2 YE-B Yegidis, Bonnie L. Research methods for social workers / Bonnie L. Yegidis, Robert W. Weinbach. 5th ed. Boston, Mass. : Pearson/Allyn and Bacon, 2005. xiv, 344 p. : ill. ; 24 cm. Includes bibliographical references and index. Social service Research Methodology. Weinbach, Robert W. 01/2011CP GT 0 KCP True Đào Thị Thu Huyền G A SH Thư viện Trường Đại học Đà Lạt