| Kenneth G. Wilson (1923). The Columbia Guide to Standard American English. 1993. |
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| he, he or she, he/she, him, him or her, him/her, his, his or her, his/her, his/hers, (s)he, s/he, their, them, they |
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| | | The Columbia Guide to Standard American English. Copyright © 1993 Columbia University Press. |
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