Freedman, Paul, author
The principles of scientific research
Public Affairs Press, 1950
 Buku Teks
Wilson, Bright E., Jr.
An introduction to scientific research / E. Bright Wilson, Jr.
Dover Publications, 1990
 Buku Teks
Russell, Richard Joel, author
Report on scientific research in Indonesia
May, 1960
 Buku Teks
Wilson, E. Bright, author
An Introduction to scientific research
McGraw-Hill, 1952
 Buku Teks
Beach, David P., author
Handbook for scientific and technical research
Prentice-Hall, 1992
 Buku Referensi
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