Erapu, L. (1978). Queen of gems. Spear Books.
Cita Chicago (17th ed.)Erapu, Laban. Queen of Gems. Nairobi: Spear Books, 1978.
Cita MLA (9th ed.)Erapu, Laban. Queen of Gems. Spear Books, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)