Bijukumar, A., & Kamalakshan, K. (2002). Environmental problems of Kerala.
Chicago Edition CitationBijukumar, A., and Kokkal Kamalakshan. Environmental Problems of Kerala. Trivandrum, STEC, 2002.
ציטוט MLABijukumar, A., and Kokkal Kamalakshan. Environmental Problems of Kerala. 2002.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.