APA (7th ed.) Citation

Gaussen, H. [. Explanatory notes on the vegetation map of Ceylon. [S.n.

Chicago Style (17th ed.) Citation

Gaussen, H [et.al]. Explanatory Notes on the Vegetation Map of Ceylon. S.l]: [S.n.

MLA (9th ed.) Citation

Gaussen, H [et.al]. Explanatory Notes on the Vegetation Map of Ceylon. [S.n.

Warning: These citations may not always be 100% accurate.