Rao, K. (1992). Fresh water ecology (Bryozoa). Anmol.
Chicago Edition CitationRao, K.S. Fresh Water Ecology (Bryozoa). New Delhi: Anmol, 1992.
Cita MLARao, K.S. Fresh Water Ecology (Bryozoa). Anmol, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.