APA (7th ed.) Citation

Blyth, F. G. H. (1965). Geological maps and their interpretation (2nd ed. [metric].). Edward Arnold.

Chicago Style (17th ed.) Citation

Blyth, F. G. H. Geological Maps and Their Interpretation. 2nd ed. [metric]. London: Edward Arnold, 1965.

MLA (9th ed.) Citation

Blyth, F. G. H. Geological Maps and Their Interpretation. 2nd ed. [metric]. Edward Arnold, 1965.