APA (7e ed.) Bronvermelding

OSTWALD, P. F. (1974). Cost Estimating For Engineering And Management Phillip F. Ostwald. Prentice Hall.

Chicago (17e ed.) Bronvermelding

OSTWALD, Phillip F. Cost Estimating For Engineering And Management Phillip F. Ostwald. Prentice Hall, 1974.

MLA (8e ed.) Bronvermelding

OSTWALD, Phillip F. Cost Estimating For Engineering And Management Phillip F. Ostwald. Prentice Hall, 1974.

Let op: Deze citaties zijn niet altijd 100% accuraat.