APA (7e ed.) Bronvermelding

Wheldon, H. (1962). Wheldon's costing simplified.: Completely revised by L.W.J.Owler and J.L.Brown. Mackdonald & Evans.

Chicago (17e ed.) Bronvermelding

Wheldon, H.J. Wheldon's Costing Simplified.: Completely Revised by L.W.J.Owler and J.L.Brown. Mackdonald & Evans, 1962.

MLA (9e ed.) Bronvermelding

Wheldon, H.J. Wheldon's Costing Simplified.: Completely Revised by L.W.J.Owler and J.L.Brown. Mackdonald & Evans, 1962.