Gaya APA
Nelson, A.
(2013).
The Five Secrets To Becoming A Leader
(
Cet. 2)
.
Yogyakarta:
Gloria Graffa.
Gaya MLA
Nelson, Alan.
"The Five Secrets To Becoming A Leader".
Cet. 2
Yogyakarta:
Gloria Graffa,
2013.
Text.