Michael, P. (1986). Ecological methods for field and laboratory investigations. Tata McGraw-Hill Publishing Company Limited.
Chicago Style (17th ed.) ZitazioaMichael, P. Ecological Methods for Field and Laboratory Investigations. New Delhi: Tata McGraw-Hill Publishing Company Limited, 1986.
MLA (9th ed.) ZitazioaMichael, P. Ecological Methods for Field and Laboratory Investigations. Tata McGraw-Hill Publishing Company Limited, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.