Gaya APA
Tack, Alfred. (1993).
1000 ways to increase your sales .
Great Britain:
Mandarin Paperbacks.
Gaya Chicago
Tack, Alfred.
1000 ways to increase your sales.
Great Britain:
Mandarin Paperbacks,
1993.
Text.
Gaya MLA
Tack, Alfred.
1000 ways to increase your sales.
Great Britain:
Mandarin Paperbacks,
1993.
Text.
Gaya Turabian
Tack, Alfred.
1000 ways to increase your sales.
Great Britain:
Mandarin Paperbacks,
1993.
Print.