APA (7th ed.) Citation

Abraham, G. D., & Abraham, A. (1906). Rock-climbing in North Wales / by George and Ashley Abraham. G.P. Abraham.

Chicago Style (17th ed.) Citation

Abraham, George Dixon, and Ashley Abraham. Rock-climbing in North Wales / by George and Ashley Abraham. Keswick, Cumbria: G.P. Abraham, 1906.

MLA (9th ed.) Citation

Abraham, George Dixon, and Ashley Abraham. Rock-climbing in North Wales / by George and Ashley Abraham. G.P. Abraham, 1906.

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