DIGBY, P. (1997). Multivariate Analysis Of Ecological Communities Pgn Digby And R.a Kempton. Chapman & Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDIGBY, PGN. Multivariate Analysis Of Ecological Communities Pgn Digby And R.a Kempton. Chapman & Hall, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDIGBY, PGN. Multivariate Analysis Of Ecological Communities Pgn Digby And R.a Kempton. Chapman & Hall, 1997.
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