APA (7th ed.) Zitazioa

Townsend, A. (1992). Maintenance of process plant. Institution of Chemical Engineers.

Chicago Style (17th ed.) Zitazioa

Townsend, Arthur. Maintenance of Process Plant. London, England, United Kingdom: Institution of Chemical Engineers, 1992.

MLA (9th ed.) Zitazioa

Townsend, Arthur. Maintenance of Process Plant. Institution of Chemical Engineers, 1992.