APA (7th ed.) Citation

(1977). An introduction to graph theoretical methods in geography. Geo Abstracts.

Chicago Style (17th ed.) Citation

An Introduction to Graph Theoretical Methods in Geography. Norwich: Geo Abstracts, 1977.

MLA (9th ed.) Citation

An Introduction to Graph Theoretical Methods in Geography. Geo Abstracts, 1977.

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