Cita APA (7a ed.)
(1979). Reader's digest Wide World Atlas (ed.). The reader's digest association, Inc..
Cita Chicago Style (17a ed.)
Reader's Digest Wide World Atlas. ed. New york: The reader's digest association, Inc., 1979.
Cita MLA (9a ed.)
Reader's Digest Wide World Atlas. ed. The reader's digest association, Inc., 1979.
Precaución: Estas citas no son 100% exactas.