Gaya APA
Rutherford, D, G. (1993).
INRODUCTION TO THE CONVENTIONS, EKSPOSITION, AND MEETING INDUSTRY .
New York:
Van Nostrand Reinhold.
Gaya MLA
Rutherford, Denney, G..
"INRODUCTION TO THE CONVENTIONS, EKSPOSITION, AND MEETING INDUSTRY".
New York:
Van Nostrand Reinhold,
1993.
Text.