Cita APA (7a ed.)
ebrary, Inc. (2008). The Hutchinson encyclopedia of science (2nd ed.). Helicon Pub..
Cita Chicago Style (17a ed.)
ebrary, Inc. The Hutchinson Encyclopedia of Science. 2nd ed. Abingdon: Helicon Pub., 2008.
Cita MLA (9a ed.)
ebrary, Inc. The Hutchinson Encyclopedia of Science. 2nd ed. Helicon Pub., 2008.
Precaución: Estas citas no son 100% exactas.