APA aipamena

Sankara Pitchaiah. (1995). Ground water. Scientific.

Chicago Style aipamena

Sankara Pitchaiah. Ground Water. Jodhpur: Scientific, 1995.

MLA aipamena

Sankara Pitchaiah. Ground Water. Scientific, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.