Gaya APA
Ogden, T, E., Goldberg, I, A. (2002).
Research Proposal : a Guide to Success (Third Edition).
California:
An Imprnt of Elsevier.
Gaya MLA
Ogden, Thomas, E.., Goldberg, Israel, A..
"Research Proposal : a Guide to Success".
Third Edition
California:
An Imprnt of Elsevier,
2002.
Text.