APA Style
Sapari, Irwan. (2013).
The Secret Book of MLM for 21st Century .
Surabaya:
Menuju Insan Cemerlang.
Chicago Style
Sapari, Irwan.
The Secret Book of MLM for 21st Century.
Surabaya:
Menuju Insan Cemerlang,
2013.
Book.
MLA Style
Sapari, Irwan.
The Secret Book of MLM for 21st Century.
Surabaya:
Menuju Insan Cemerlang,
2013.
Book.
Turabian Style
Sapari, Irwan.
The Secret Book of MLM for 21st Century.
Surabaya:
Menuju Insan Cemerlang,
2013.
Book.