Cita APA (7a ed.)

Spencer, D. (2006). Macmillan secondary course 2. Macmillan Education.

Cita Chicago Style (17a ed.)

Spencer, David. Macmillan Secondary Course 2. Oxford: Macmillan Education, 2006.

Cita MLA (9a ed.)

Spencer, David. Macmillan Secondary Course 2. Macmillan Education, 2006.