APA (7th ed.) Citation

Thomas, David, & Bowen, D. Q. (1977). Wales: A new study. David & Charles.

Chicago Style (17th ed.) Citation

Thomas, David, and D. Q. Bowen. Wales: A New Study. Newton Abbot ; North Pomfret, Vt.: David & Charles, 1977.

MLA (9th ed.) Citation

Thomas, David, and D. Q. Bowen. Wales: A New Study. David & Charles, 1977.