Gaya APA
Hill, Napoleon, Keown, E. Harold. (1989).
Succeed and grow rich through persuasion .
Bergenfield, New Jersey:
New American Library.
Gaya Chicago
Hill, Napoleon, Keown, E. Harold.
Succeed and grow rich through persuasion.
Bergenfield, New Jersey:
New American Library,
1989.
Buku.
Gaya MLA
Hill, Napoleon, Keown, E. Harold.
Succeed and grow rich through persuasion.
Bergenfield, New Jersey:
New American Library,
1989.
Buku.
Gaya Turabian
Hill, Napoleon, Keown, E. Harold.
Succeed and grow rich through persuasion.
Bergenfield, New Jersey:
New American Library,
1989.
Buku.