Cita APA (7a ed.)

Powell, D. (1975). Ideas in conflict (2. ed.). Scott, Foresman.

Cita Chicago Style (17a ed.)

Powell, Daniel. Ideas in Conflict. 2. ed. Glenview, Ill. [u.a.]: Scott, Foresman, 1975.

Cita MLA (9a ed.)

Powell, Daniel. Ideas in Conflict. 2. ed. Scott, Foresman, 1975.