Belcher, Hilary
An illustrated guide to river phytoplankton / Hilary Belcher e Erica Swale. - London : HMSO, 1979
. - 64 p. : il. ; 21 cm
0-11-886602-8
ARQ-370
An illustrated guide to river phytoplankton / Hilary Belcher e Erica Swale. - London : HMSO, 1979
. - 64 p. : il. ; 21 cm
0-11-886602-8
ARQ-370