Walstad, William B.
Study guide to accompany economics
McGraw-Hill, 2002
Buku Teks SO
Greene, Thomas H.
Comparative revolutionary movements
Prentice-Hall, 1984
Buku Teks SO
Evaluation and management of early HIV infection
AHCPR Publication, 1994
Buku Teks SO
Nelson, Gideon E.
Student study guide biological principles with human perspectives
John Wiley & Sons, 1984
Buku Teks SO
MacDermott, Mercia
The apostle of freedom : a portrait of Vasil Levsky against a background of nineteenth century Bulgaria / Mercia MacDermott
Sofia Press, 1979
Buku Teks SO