Não informado. (1959). Indian chemical engineer. Indian Institute of Chemical Engineers.
Chicago (17e ed.) BronvermeldingNão informado. Indian Chemical Engineer. Calcutta, India: Indian Institute of Chemical Engineers, 1959.
MLA (8e ed.) BronvermeldingNão informado. Indian Chemical Engineer. Indian Institute of Chemical Engineers, 1959.
Let op: Deze citaties zijn niet altijd 100% accuraat.