Unesco: Man and the Biosphere National Commitee for Sri Lanka: A Check List of the Pteridophytes of Sri Lanka- Publication No. 3
Abaywickrama, B.A.
Unesco: Man and the Biosphere National Commitee for Sri Lanka: A Check List of the Pteridophytes of Sri Lanka- Publication No. 3 - Sri Lanka, National Science Council, 1978, - 15p. 28cm.
A Check List of the Pteridophytes of Sri Lanka
Man and the Biosphere National Committee
Unesco: Man and the Biosphere National Commitee for Sri Lanka: A Check List of the Pteridophytes of Sri Lanka- Publication No. 3 - Sri Lanka, National Science Council, 1978, - 15p. 28cm.
A Check List of the Pteridophytes of Sri Lanka
Man and the Biosphere National Committee
