APA
American Water Works Association, Water Pollution Water Federation, .Métodos normalizados para el análisis de aguas potables y residuales. : .
Chicago
American Water Works Association, Water Pollution Water Federation, .Métodos normalizados para el análisis de aguas potables y residuales. : .
Harvard
American Water Works Association, Water Pollution Water Federation, .Métodos normalizados para el análisis de aguas potables y residuales. : .
MLA
American Water Works Association, Water Pollution Water Federation, .: . .