Pteridophyta :
Vashishta, B. R.
Pteridophyta : Botany for degree students / B. R. Vashishta - 8th ed. - New Delhi : S. Chand, c1997. - (Part-III); 362 p. : illus. ; 24 cm.
8121904633
Botany.
581.954162 / VAB
Pteridophyta : Botany for degree students / B. R. Vashishta - 8th ed. - New Delhi : S. Chand, c1997. - (Part-III); 362 p. : illus. ; 24 cm.
8121904633
Botany.
581.954162 / VAB