Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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