Dzadzic, Petar
Beograd Committee for Foreign Ralations of The FPR Yugoslavia 1960
Buku Teks
Kautilya
Mysore Wesleyann Mission Press 1929
Buku Teks
Kalchev, Kamen
Sofia Foreign Languages Press 1965
Buku Teks
Luethy, Herbert, author
New York Merdian Books 1959
Buku Teks
Mukhtar, Askad
Moscow Foreign Languages Publishing House [t.th.]
Buku Teks