APA (7th ed.) Citation

Christian, R. (1976). The Peak District / by Roy Christian. David and Charles.

Chicago Style (17th ed.) Citation

Christian, Roy. The Peak District / by Roy Christian. Newton Abbot (etc.): David and Charles, 1976.

MLA (9th ed.) Citation

Christian, Roy. The Peak District / by Roy Christian. David and Charles, 1976.

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