SWARUP R. (1992). CONTROL & SENSING OF ENVIRONMENTAL QUALITY. MITTAL PUBLICATIONS.
Chicago Style aipamenaSWARUP R. CONTROL & SENSING OF ENVIRONMENTAL QUALITY. NEW DELHI: MITTAL PUBLICATIONS, 1992.
MLA aipamenaSWARUP R. CONTROL & SENSING OF ENVIRONMENTAL QUALITY. MITTAL PUBLICATIONS, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.