Wardle, M. (1972). From problem to program. William Clowes and Sons Limited.
Style de citation Chicago (17e éd.)Wardle, M.E. From Problem to Program. Great Britain: William Clowes and Sons Limited, 1972.
Style de citation MLA (9e éd.)Wardle, M.E. From Problem to Program. William Clowes and Sons Limited, 1972.
Attention : ces citations peuvent ne pas être correctes à 100%.