Gaya APA
Covino, WIlliam A., Bernard V. Zandy, David A. Kay. (1988).
Cliffs GRE preparation guide .
Singapura:
John Willey & Sons.
Gaya Chicago
Covino, WIlliam A., Bernard V. Zandy, David A. Kay.
Cliffs GRE preparation guide.
Singapura:
John Willey & Sons,
1988.
Text.
Gaya MLA
Covino, WIlliam A., Bernard V. Zandy, David A. Kay.
Cliffs GRE preparation guide.
Singapura:
John Willey & Sons,
1988.
Text.
Gaya Turabian
Covino, WIlliam A., Bernard V. Zandy, David A. Kay.
Cliffs GRE preparation guide.
Singapura:
John Willey & Sons,
1988.
Print.