Gaya APA
Ph.D., J, C, M, L, P.
(2014).
25 Ways To Win With People
.
Surabaya:
PT. Menuju Insan Cemerlang.
Gaya MLA
Ph.D., John, C., Maxwell,, Les, Parrott,.
"25 Ways To Win With People".
Surabaya:
PT. Menuju Insan Cemerlang,
2014.
Text.