APA-Zitierstil (7. Ausg.)

Guannu, J. S. (1977). Liberian history before 1857: A reference for elementary pupils (1. ed.). Exposition Pr.

Chicago-Zitierstil (17. Ausg.)

Guannu, Joseph S. Liberian History Before 1857: A Reference for Elementary Pupils. 1. ed. Hicksville, NY: Exposition Pr, 1977.

MLA-Zitierstil (9. Ausg.)

Guannu, Joseph S. Liberian History Before 1857: A Reference for Elementary Pupils. 1. ed. Exposition Pr, 1977.