Cita APA (7th ed.)
Diesfeld, H., Hecklau, H., Hellen, J. A., & Hellen, J. F. (1978). Kenya: A geomedical monograph. Springer.
Cita Chicago (17th ed.)
Diesfeld, Hans-Jochen, Hans Hecklau, J. A. Hellen, i J. F. Hellen. Kenya: A Geomedical Monograph. Berlin, Heidelberg, New York: Springer, 1978.
Cita MLA (9th ed.)
Diesfeld, Hans-Jochen, et al. Kenya: A Geomedical Monograph. Springer, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.