APA (7th ed.) Citation

Gilbert, E. W. (1972). British pioneers in geography / by E.W. Gilbert. David and Charles.

Chicago Style (17th ed.) Citation

Gilbert, E. W. British Pioneers in Geography / by E.W. Gilbert. David and Charles, 1972.

MLA (9th ed.) Citation

Gilbert, E. W. British Pioneers in Geography / by E.W. Gilbert. David and Charles, 1972.

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