Educational research : planning, conducting, and evaluating quantitative and qualitative research /

• 作者：John W. Creswell, Timothy C. Guetterman.
• 出版者：Pearson
• 出版地：New York, NY :
• 語文：英語
• ISBN/ISSN/ISRC：0134519361 ; 9780134519364 :
• 作者：Creswell, John W.;Guetterman, Timothy C.
• 索書號：370.72