Cita APA (7th ed.)

Blyth, F. (1963). A Geology For Engineers. The English Language Book Society.

Cita Chicago (17th ed.)

Blyth, F.G.H. A Geology For Engineers. London: The English Language Book Society, 1963.

Cita MLA (9th ed.)

Blyth, F.G.H. A Geology For Engineers. The English Language Book Society, 1963.