Dyfyniad APA

Racke, K. D., & Leslie, A. R. (1993). Pesticides in urban environments: Fate and significance. American Chemiacal society.

Dyfyniad Arddull Chicago

Racke, Kenneth D., and Anne R. Leslie. Pesticides in Urban Environments: Fate and Significance. Washington: American Chemiacal society, 1993.

Dyfyniad MLA

Racke, Kenneth D., and Anne R. Leslie. Pesticides in Urban Environments: Fate and Significance. American Chemiacal society, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.