APA ציטוט
Swartz, C. E. (2003). Back-of-the-envelope physics. Johns Hopkins University Press.
Chicago Style (17th ed.) Citation
Swartz, Clifford E. Back-of-the-envelope Physics. Baltimore: Johns Hopkins University Press, 2003.
ציטוט MLA
Swartz, Clifford E. Back-of-the-envelope Physics. Johns Hopkins University Press, 2003.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.