APA-ийн эшлэл(7 дахь хэвлэлт)
Erthridge, J. M. (1978). Contemporary authors: Permanent series a bibliographyical guide to curent authors and their works (ed.). Gale Research company.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Erthridge, James M. Contemporary Authors: Permanent Series a Bibliographyical Guide to Curent Authors and Their Works. ed. Michigan: Gale Research company, 1978.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Erthridge, James M. Contemporary Authors: Permanent Series a Bibliographyical Guide to Curent Authors and Their Works. ed. Gale Research company, 1978.
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