Gaya APA
Weissberg, R., Buker, S. (1990).
Writing Up Research : Experimental Research Report Writing for Students of English .
Engelwood Cliffs:
Prentice-Hall International, Inc..
Gaya MLA
Weissberg, Robert., Buker, Suzanne.
"Writing Up Research : Experimental Research Report Writing for Students of English".
Engelwood Cliffs:
Prentice-Hall International, Inc.,
1990.
Text.