| Citing information with no publication date in MLA style (see: pp. 178-179 of the MLA Handbook for Writers of Research Papers, 6th edition). |
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If you cannot locate a date of publication or creation, use the abbreviation "n.d." in place of the date.

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| Citing information with no publication date in APA style (see: pp. 225-226 of the Publication Manual of the American Psychological Association, 5th edition). |
If you cannot locate a date of publication or creation, use the abbreviation "n.d." in place of the date.
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