Gaya APA
Mansur, U, Y.
(2012).
The Secret Of a Happy Life
(
Cet.1)
.
Jakarta Timur:
Zikrul Hakim.
Gaya MLA
Mansur, Ustaz, Yusuf.
"The Secret Of a Happy Life".
Cet.1
Jakarta Timur:
Zikrul Hakim,
2012.
Text.