Gaya APA
Leadership: Theory and practice. (2003).
New elhi:
Response Books.
Gaya Chicago
Leadership: Theory and practice.
.
New elhi:
Response Books,
2003.
Buku.
Gaya MLA
Leadership: Theory and practice.
.
New elhi:
Response Books,
2003.
Buku.
Gaya Turabian
Leadership: Theory and practice.
New elhi:
Response Books,
2003.
Buku.