Cita APA (7th ed.)

hood,peter. (1954). .how the earth os made hood,peter.

Cita Chicago (17th ed.)

hood,peter. .how the Earth Os Made Hood,peter. 1st.ed. | .O.U.P, 1954.

Cita MLA (9th ed.)

hood,peter. .how the Earth Os Made Hood,peter. 1954.