(1991). Monitoring for conservation and ecology. New York: Chapman and Hall.
Trích dẫn kiểu ChicagoMonitoring for Conservation and Ecology. New York: Chapman and Hall, 1991.
ציטוט MLAMonitoring for Conservation and Ecology. New York: Chapman and Hall, 1991.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.