APA (7e ed.) Bronvermelding
Churchill, R. V. (1972). Operational mathematics (3rd ed.). Mc Graw -Hill.
Chicago (17e ed.) Bronvermelding
Churchill, Ruel V. Operational Mathematics. 3rd ed. Tokyo: Mc Graw -Hill, 1972.
MLA (9e ed.) Bronvermelding
Churchill, Ruel V. Operational Mathematics. 3rd ed. Mc Graw -Hill, 1972.
Let op: Deze citaties zijn niet altijd 100% accuraat.