Dallin, Leon
Listener's guide : to musical understanding / Leon Dallin
WM. C. Brown Co. Pub., 1965
 Buku Teks
Drotning, Phillip T.
A guide to Negro history in America
Doubleday, 1968
 Buku Teks SO
Clark, William S.
A field guide to hawks North America
Houghton-Miffiln, 1987
 Buku Teks
Robins, C. Richard
A field guide to Atlantic Coast fishes: North America
Houghton-Miffiln, 1986
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Chielens, Edward E.
The literary journal in America to 1900: a guide to information sources
Gale Research, 1975
 Buku Teks