Dyfyniad APA

Discovery Channel (Firm). (2004). Egypt (5th ed., updated.). Apa Publications.

Dyfyniad Arddull Chicago

Discovery Channel (Firm). Egypt. 5th ed., updated. Singapore: Apa Publications, 2004.

Dyfyniad MLA

Discovery Channel (Firm). Egypt. 5th ed., updated. Apa Publications, 2004.

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