Knight-Ridder Information, Inc. (1996). Academic Press encyclopedia of physical science and technology (2nd ed.). Knight-Ridder Information, Inc.
Čikaški stil citiranja (17. izdanje)Knight-Ridder Information, Inc. Academic Press Encyclopedia of Physical Science and Technology. 2nd ed. Mountain View, Calif: Knight-Ridder Information, Inc, 1996.
MLA način citiranja (9. izdanje)Knight-Ridder Information, Inc. Academic Press Encyclopedia of Physical Science and Technology. 2nd ed. Knight-Ridder Information, Inc, 1996.
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