Cita APA (7th ed.)
Sahlberg, C. (1986). From Krapf to Rugambwa. Evangel.
Cita Chicago (17th ed.)
Sahlberg, Carl-Erik. From Krapf to Rugambwa. Nairobi: Evangel, 1986.
Cita MLA (9th ed.)
Sahlberg, Carl-Erik. From Krapf to Rugambwa. Evangel, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.