Lock, C. B. M. (1972). Geography - a reference handbook / (by) C.B. Muriel Lock (2nd ed., revised and enlarged.). Bingley.
Chicago Style (17th ed.) CitationLock, Clara Beatrice Muriel. Geography - a Reference Handbook / (by) C.B. Muriel Lock. 2nd ed., revised and enlarged. London: Bingley, 1972.
MLA (9th ed.) CitationLock, Clara Beatrice Muriel. Geography - a Reference Handbook / (by) C.B. Muriel Lock. 2nd ed., revised and enlarged. Bingley, 1972.
Warning: These citations may not always be 100% accurate.