APA ציטוט

DUYN, J. V. (1975). Practical Systems And Procedures Manual J. Van Duyn. Reston Publising.

Chicago Style (17th ed.) Citation

DUYN, J. Van. Practical Systems And Procedures Manual J. Van Duyn. Reston Publising, 1975.

ציטוט MLA

DUYN, J. Van. Practical Systems And Procedures Manual J. Van Duyn. Reston Publising, 1975.