1. <A> practical guide to behavioral research: tools and techniques
پدیدآورنده : / Barbara Sommer, Robert Sommer
کتابخانه: Central Library of University of Social Welfare and Rehabilitation Sciences (Tehran)
موضوع : Social scienes- Research,Social sciences- methodology,Psychology- Research,Social sciences- Research- Data processing
رده :
H62
.
S72
1997