APA Style

Blyth, F.G.H and Freitas, M.H.D. (1974). A Geology for Engineers. (6th Edition) . London: The English Language Book Society and Edward Arnold (Publishers) Ltd..

Chicago Style

Blyth, F.G.H and Freitas, M.H.D. A Geology for Engineers. (6th Edition). London: The English Language Book Society and Edward Arnold (Publishers) Ltd., 1974. .

MLA Style

Blyth, F.G.H and Freitas, M.H.D. A Geology for Engineers. (6th Edition). London: The English Language Book Society and Edward Arnold (Publishers) Ltd., 1974. .

Turabian Style

Blyth, F.G.H and Freitas, M.H.D. A Geology for Engineers. (6th Edition). London: The English Language Book Society and Edward Arnold (Publishers) Ltd., 1974. .