• 21
    Mohamed Elhammoumi.
    Lanham, MD : University Press of America, 1997.
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  • 22
    compiled by John Erickson and Ljubica Erickson.
    Westport, Conn. : Greenwood Press, 1996.
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  • 23
    compiled by Yushin Yoo.
    Westport, Conn. : Greenwood Press, c1980.
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  • 24
    compiled by Frances Povsic.
    New York : Greenwood Press, 1991.
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  • 25
    by Leanna Goodwater.
    Metuchen, N.J. : Scarecrow Press, 1975.
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