Negus, J. (1991). Philatelic literature: Compilation techniques and reference sources. James Bendon.
Chicago Style (17. basım) AtıfNegus, James. Philatelic Literature: Compilation Techniques and Reference Sources. México: James Bendon, 1991.
MLA (8th ed.) AtıfNegus, James. Philatelic Literature: Compilation Techniques and Reference Sources. James Bendon, 1991.
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