Gaya APA
RUSSELL, Frederic A., BEACH, Frank H.. (1961).
Textbook of Salesmanship (6th.ed).
New York:
McGraw-Hill Book Company, INC.
Gaya Chicago
RUSSELL, Frederic A., BEACH, Frank H..
Textbook of Salesmanship.
6th.ed
New York:
McGraw-Hill Book Company, INC,
1961.
.
Gaya MLA
RUSSELL, Frederic A., BEACH, Frank H..
Textbook of Salesmanship.
6th.ed
New York:
McGraw-Hill Book Company, INC,
1961.
.
Gaya Turabian
RUSSELL, Frederic A., BEACH, Frank H..
Textbook of Salesmanship.
6th.ed
New York:
McGraw-Hill Book Company, INC,
1961.
.