Cita APA (7a ed.)

Guannu, J. (2010). Liberian civics (New ed.). Star Books - Sedco Longman Liberia.

Cita Chicago Style (17a ed.)

Guannu, Joseph. Liberian Civics. New ed. Monrovia: Star Books - Sedco Longman Liberia, 2010.

Cita MLA (9a ed.)

Guannu, Joseph. Liberian Civics. New ed. Star Books - Sedco Longman Liberia, 2010.