APA ציטוט
Petre, M., & Rugg, G. (2010). The unwritten rules of PhD research (2nd ed.). Open University Press.
Chicago Style (17th ed.) Citation
Petre, Marian, and Gordon Rugg. The Unwritten Rules of PhD Research. 2nd ed. Maidenhead, England: Open University Press, 2010.
ציטוט MLA
Petre, Marian, and Gordon Rugg. The Unwritten Rules of PhD Research. 2nd ed. Open University Press, 2010.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.