APA

Blacke G., Daff T., . (1982). Numeracy and accounting. London: elbs.

Chicago

Blacke G, Daff T, . 1982. Numeracy and accounting. London: elbs.

Harvard

Blacke G., Daff T., . (1982). Numeracy and accounting. London: elbs.

MLA

Blacke G, Daff T, . Numeracy and accounting. London: elbs. 1982.