Cita APA (7th ed.)

Blyth, F. (1960). A geology for engineers. Edward.

Cita Chicago (17th ed.)

Blyth, F.G.H. A Geology for Engineers. London: Edward, 1960.

Cita MLA (9th ed.)

Blyth, F.G.H. A Geology for Engineers. Edward, 1960.

Atenció: Aquestes cites poden no estar 100% correctes.