APA ציטוט
Callenbach, E. (2008). Ecology: A pocket guide (Rev. ed., 10th anniversary ed.). University of California Press.
Chicago Style (17th ed.) Citation
Callenbach, Ernest. Ecology: A Pocket Guide. Rev. ed., 10th anniversary ed. Berkeley: University of California Press, 2008.
ציטוט MLA
Callenbach, Ernest. Ecology: A Pocket Guide. Rev. ed., 10th anniversary ed. University of California Press, 2008.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.