Gaya APA
Kumar, K.
(2002).
Reference Service 5th Revised Edition
(
Ed. 3)
.
New Delhi:
Vikas publising house PVT LTD.
Gaya MLA
Kumar, Krishan.
"Reference Service 5th Revised Edition".
Ed. 3
New Delhi:
Vikas publising house PVT LTD,
2002.
Text.