Cita APA (7th ed.)
Robson, P. (1969). Mountains of kenya. EAPH.
Cita Chicago (17th ed.)
Robson, Peter. Mountains of Kenya. Nairobi: EAPH, 1969.
Cita MLA (9th ed.)
Robson, Peter. Mountains of Kenya. EAPH, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.