Vashishta, P.C.
Botany for degree students / P.C. Vashishta. - 2nd rev. ed. - New Delhi: S. Chand & Co. 1973. - Vols. : illus. ; 22 cm.
V. 4-Vascular cryptogams (Pteridophyta) ;
392 392
Botany.
580 / V443b
Botany for degree students / P.C. Vashishta. - 2nd rev. ed. - New Delhi: S. Chand & Co. 1973. - Vols. : illus. ; 22 cm.
V. 4-Vascular cryptogams (Pteridophyta) ;
392 392
Botany.
580 / V443b