APA (7e ed.) Bronvermelding

Johnson, R. E. (1970). Copper and Nickel converters (1a. ed.). AIME.

Chicago (17e ed.) Bronvermelding

Johnson, Robert E. Copper and Nickel Converters. 1a. ed. Nueva York: AIME, 1970.

MLA (9e ed.) Bronvermelding

Johnson, Robert E. Copper and Nickel Converters. 1a. ed. AIME, 1970.