APA (7th ed.) Citation

Christiansen, R. (1976). North and mid Wales / (by) Rex Christiansen. David and Charles.

Chicago Style (17th ed.) Citation

Christiansen, Rex. North and Mid Wales / (by) Rex Christiansen. Newton Abbot (etc.): David and Charles, 1976.

MLA (9th ed.) Citation

Christiansen, Rex. North and Mid Wales / (by) Rex Christiansen. David and Charles, 1976.

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