(1978). The 1979 Directory of Library Systems in New York State with Listings Current as of November 1978.
Citazione stile Chigago Style (17a edizione)The 1979 Directory of Library Systems in New York State with Listings Current as of November 1978. 1978.
Citatione MLA (9a ed.)The 1979 Directory of Library Systems in New York State with Listings Current as of November 1978. 1978.
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