APA (7e ed.) Bronvermelding

Não informado. (1925). Industrial chemist and chemical manufacturer. Tothill Press.

Chicago (17e ed.) Bronvermelding

Não informado. Industrial Chemist and Chemical Manufacturer. London: Tothill Press, 1925.

MLA (8e ed.) Bronvermelding

Não informado. Industrial Chemist and Chemical Manufacturer. Tothill Press, 1925.

Let op: Deze citaties zijn niet altijd 100% accuraat.