Boyd, D. K. (1957). Building-unit construction: By D. Knickerbacker Boyd and william S. Lowndes (2nd ed.). International Correspondence Schools.
Citação norma ChicagoBoyd, David Knickerbacker. Building-unit Construction: By D. Knickerbacker Boyd and William S. Lowndes. 2nd ed. Scranton, Pa: International Correspondence Schools, 1957.
Citação norma MLABoyd, David Knickerbacker. Building-unit Construction: By D. Knickerbacker Boyd and William S. Lowndes. 2nd ed. International Correspondence Schools, 1957.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.