Russell, Richard Joel, author
Report on scientific research in Indonesia
May, 1960
 Buku Teks
Freedman, Paul, author
The principles of scientific research
Public Affairs Press, 1950
 Buku Teks
Ford, E. David, author
Scientific method for ecological research
Cambridge University Press, 2000
 eBooks
E. David Ford, author
Scientific method for ecological research
Cambridge University Press, 2000
 eBooks
Beach, David P., author
Handbook for scientific and technical research
Prentice-Hall, 1992
 Buku Referensi
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