APA (7th ed.) Citation

Berrangé, J. P. (1974). Southern Guyana, Guyana 1: 500,000 (approximately); provisional geomorphological map. Guyana Govt..

Chicago Style (17th ed.) Citation

Berrangé, Jevan P. Southern Guyana, Guyana 1: 500,000 (approximately); Provisional Geomorphological Map. [Georgetown]: Guyana Govt., 1974.

MLA (9th ed.) Citation

Berrangé, Jevan P. Southern Guyana, Guyana 1: 500,000 (approximately); Provisional Geomorphological Map. Guyana Govt., 1974.