APA aipamena

Bhat Sudhakar. (1975). Challenge of the North East. Popular-prakasan.

Chicago Style aipamena

Bhat Sudhakar. Challenge of the North East. Bombay: Popular-prakasan, 1975.

MLA aipamena

Bhat Sudhakar. Challenge of the North East. Popular-prakasan, 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.