APA (7e ed.) Bronvermelding

Grass, M. (1975). Control of working capital (2nd.). Gower Press.

Chicago (17e ed.) Bronvermelding

Grass, Martin. Control of Working Capital. 2nd. NULL: Gower Press, 1975.

MLA (9e ed.) Bronvermelding

Grass, Martin. Control of Working Capital. 2nd. Gower Press, 1975.