DUYN, J. V. (1975). Practical Systems And Procedures Manual J. Van Duyn. Reston Publising.
Style de citation Chicago (17e éd.)DUYN, J. Van. Practical Systems And Procedures Manual J. Van Duyn. Reston Publising, 1975.
Style de citation MLA (8e éd.)DUYN, J. Van. Practical Systems And Procedures Manual J. Van Duyn. Reston Publising, 1975.
Attention : ces citations peuvent ne pas être correctes à 100%.