British regional geology :
South Wales,
by J. Pringle ... and T. Neville George ..

APA Citation

Pringle, J. (John)., George, T. Neville (Thomas Neville)., Museum of Practical Geology (Great Britain)., Geological Survey of Great Britain. (1937). British regional geology: South Wales. London: H.M. Stationery off..

MLA Citation

Pringle, J. (John), 1877-, T. Neville (Thomas Neville) George, Museum of Practical Geology (Great Britain), and Geological Survey of Great Britain. British Regional Geology: South Wales. London: H.M. Stationery off., 1937.

Warning: These citations may not always be complete (especially for serials).