Citazione APA

Spellman, F. R. (1999). Environmental science and technology: Concepts and applications. Rockville, Md: Government Institutes.

Stile di citazione Chicago

Spellman, Frank R. Environmental Science and Technology: Concepts and Applications. Rockville, Md: Government Institutes, 1999.

Citazione MLA

Spellman, Frank R. Environmental Science and Technology: Concepts and Applications. Rockville, Md: Government Institutes, 1999.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.