Haring, Lloyd
Introduction to scientific geographic research / Lloyd Haring, John F. Lounsbury
Wm. C. Brown Co. Pub., 1983
 Buku Teks SO
Research methods in geography: a critical introduction
Basil Gomez and John Paul Jones III, edited
Wiley-Blackwell, 2010
 Buku Teks SO
Fraenkel, Jack R., 1932-2014
How to design and evaluate research in education
McGraw-Hill, 2008
 Buku Teks
Young, Felina C.
Fundamentals of research writing
IPWI, 1999
 Buku Teks
Sant, Tom
Persuasive business proposals : writing to win more customers, clients, and contracts
American Management Association, 2004
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