APA ציטוט
ebrary, Inc, & Gullbert, J. M. (2011). Perspectives in environmental research. Nova Science Publishers, Inc..
Chicago Style (17th ed.) Citation
ebrary, Inc, and Jonathan M. Gullbert. Perspectives in Environmental Research. New York: Nova Science Publishers, Inc., 2011.
ציטוט MLA
ebrary, Inc, and Jonathan M. Gullbert. Perspectives in Environmental Research. Nova Science Publishers, Inc., 2011.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.