DICKSON D E N. (1991). IMPROVE YOUR BUSINESS: WORKBOOK. OXFORD UNIVERSITY PRESS.
Style de citation Chicago (17e éd.)DICKSON D E N. IMPROVE YOUR BUSINESS: WORKBOOK. MUMBAI MADRAS: OXFORD UNIVERSITY PRESS, 1991.
Style de citation MLA (9e éd.)DICKSON D E N. IMPROVE YOUR BUSINESS: WORKBOOK. OXFORD UNIVERSITY PRESS, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.