Gaya APA
Creswell, John. (2012).
Educational Research : Planning, Conducting, and Evaluating Quantitative and Qualitative Research (Fourth Edition).
Boston:
Pearson Education, Inc.
Gaya Chicago
Creswell, John.
Educational Research : Planning, Conducting, and Evaluating Quantitative and Qualitative Research.
Fourth Edition
Boston:
Pearson Education, Inc,
2012.
Buku.
Gaya MLA
Creswell, John.
Educational Research : Planning, Conducting, and Evaluating Quantitative and Qualitative Research.
Fourth Edition
Boston:
Pearson Education, Inc,
2012.
Buku.
Gaya Turabian
Creswell, John.
Educational Research : Planning, Conducting, and Evaluating Quantitative and Qualitative Research.
Fourth Edition
Boston:
Pearson Education, Inc,
2012.
Buku.