Cita APA (7th ed.)

READ, H. (1963). Geology: ; an introduction to earth-history. 0.U.P.

Cita Chicago (17th ed.)

READ, H.H. Geology: ; an Introduction to Earth-history. Landen: 0.U.P, 1963.

Cita MLA (9th ed.)

READ, H.H. Geology: ; an Introduction to Earth-history. 0.U.P, 1963.