APA
P. Mallappa D. M. S., .Geography II PUC. : Chethan Book House.
Chicago
P. Mallappa Dr M Syh, .Geography II PUC. : Chethan Book House.
Harvard
P. Mallappa D. M. S., .Geography II PUC. : Chethan Book House.
MLA
P. Mallappa Dr M Syh, .: Chethan Book House. .