Gaya APA
LETERMAN,Elmer. (1966).
How Showmanship Sells .
America:
b AMACFADDEN BOOK.
Gaya Chicago
LETERMAN,Elmer.
How Showmanship Sells.
America:
b AMACFADDEN BOOK,
1966.
Teks.
Gaya MLA
LETERMAN,Elmer.
How Showmanship Sells.
America:
b AMACFADDEN BOOK,
1966.
Teks.
Gaya Turabian
LETERMAN,Elmer.
How Showmanship Sells.
America:
b AMACFADDEN BOOK,
1966.
Teks.