Não informado. (1967). Pesticides monitoring journal. Federal Committee on Pest Control.
Chicago (17e ed.) BronvermeldingNão informado. Pesticides Monitoring Journal. Washington: Federal Committee on Pest Control, 1967.
MLA (8e ed.) BronvermeldingNão informado. Pesticides Monitoring Journal. Federal Committee on Pest Control, 1967.
Let op: Deze citaties zijn niet altijd 100% accuraat.