APA Style
Celente, Gerald, Milton, Tom. (1991).
Trend Tracking .
New York:
WARNER BOOKS.
Chicago Style
Celente, Gerald, Milton, Tom.
Trend Tracking.
New York:
WARNER BOOKS,
1991.
Teks.
MLA Style
Celente, Gerald, Milton, Tom.
Trend Tracking.
New York:
WARNER BOOKS,
1991.
Teks.
Turabian Style
Celente, Gerald, Milton, Tom.
Trend Tracking.
New York:
WARNER BOOKS,
1991.
Teks.