00306nam a2200109Ia 450000500170000000800410001708200150005810000190007324500530009226000430014530000080018820260224041005.0260224s9999||||xx |||||||||||||| ||und||  a150.72 BOR  aBordens, K.S.  0aResearch design and methods : a process approach  aNew York: Mc-Graw-Hill Book Co. c2005  a494