ebrary, Inc, University of York, Boon, P. J., & Raven, P. J. (2012). River conservation and management. Wiley-Blackwell.
Chicago Style (17th ed.) Citationebrary, Inc, University of York, P. J. Boon, and Paul J. Raven. River Conservation and Management. Chichester: Wiley-Blackwell, 2012.
ציטוט MLAebrary, Inc, et al. River Conservation and Management. Wiley-Blackwell, 2012.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.