Mahmoud, Shah
Research & writing: a complete guide & handbook
Betterway, 1992
 Buku Referensi
Atwan, Robert
Effective writing for the college curriculum
McGraw-Hill, 1987
 Buku Teks SO
Lester, James D.
Writing research papers: a complete guide / James D. Lester
Scott, Foresman and Company, 1967
 Koleksi Publik
Lester, James D.
Writing research papers: a complete guide / James D. Lester
Scott, Foresman and Company, 1987
 Buku Teks SO
Lester, James D.
Writing research papers: a complete guide / James D. Lester
Scott, Foresman and Company, 1971
 Buku Teks SO