Cita APA (7a ed.)
Summerfield, M. A. (1991). Global geomorphology: An introduction to the study of landforms. Pearson Education.
Cita Chicago Style (17a ed.)
Summerfield, M. A. Global Geomorphology: An Introduction to the Study of Landforms. Harlow, Essex: Pearson Education, 1991.
Cita MLA (9a ed.)
Summerfield, M. A. Global Geomorphology: An Introduction to the Study of Landforms. Pearson Education, 1991.
Precaución: Estas citas no son 100% exactas.