APA (7e ed.) Bronvermelding

Ballance, R. H., & Sinclair, S. W. (1983). Collapse and survival: Industry strategies in a changing world. George Allen & Unwin.

Chicago (17e ed.) Bronvermelding

Ballance, Robert H., en Stuart W. Sinclair. Collapse and Survival: Industry Strategies in a Changing World. London: George Allen & Unwin, 1983.

MLA (9e ed.) Bronvermelding

Ballance, Robert H., en Stuart W. Sinclair. Collapse and Survival: Industry Strategies in a Changing World. George Allen & Unwin, 1983.