Cita APA (7a ed.)

Ewer, J. R. a. L. (1969). A course in basic scientific English (15. ed.). Longman.

Cita Chicago Style (17a ed.)

Ewer, J. R. and Latorre. A Course in Basic Scientific English. 15. ed. Essex: Longman, 1969.

Cita MLA (8a ed.)

Ewer, J. R. and Latorre. A Course in Basic Scientific English. 15. ed. Longman, 1969.