APA aipamena

SITTIG, M. (1994). World-wide limits for toxic and hazardous chemicals inair, water and soil. Noyes Pub.

Chicago Style aipamena

SITTIG, Marshall. World-wide Limits for Toxic and Hazardous Chemicals Inair, Water and Soil. New Jersey: Noyes Pub, 1994.

MLA aipamena

SITTIG, Marshall. World-wide Limits for Toxic and Hazardous Chemicals Inair, Water and Soil. Noyes Pub, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.