Gaya APA
GUTTMANN,H.Peter. (1976).
The International Consultant .
:
McGRAW-Hill
Gaya Chicago
GUTTMANN,H.Peter.
The International Consultant.
:
McGRAW-Hill
1976.
Teks.
Gaya MLA
GUTTMANN,H.Peter.
The International Consultant.
:
McGRAW-Hill
1976.
Teks.
Gaya Turabian
GUTTMANN,H.Peter.
The International Consultant.
:
McGRAW-Hill
1976.
Teks.