APA (7e ed.) Bronvermelding

Howard & Bullough American Machine Company. Illustrated Catalogue of Cotton Machinery.

Chicago (17e ed.) Bronvermelding

Howard & Bullough American Machine Company. Illustrated Catalogue of Cotton Machinery.

MLA (9e ed.) Bronvermelding

Howard & Bullough American Machine Company. Illustrated Catalogue of Cotton Machinery.

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