APA ציטוט
Jensen, C. H., & Helsel, J. D. (1997). Engineering drawing and design (5th ed.). Glencoe.
Chicago Style (17th ed.) Citation
Jensen, Cecil Howard, and Jay D. Helsel. Engineering Drawing and Design. 5th ed. New York: Glencoe, 1997.
ציטוט MLA
Jensen, Cecil Howard, and Jay D. Helsel. Engineering Drawing and Design. 5th ed. Glencoe, 1997.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.