Oxford University Press, 1975
Buku Teks
Zvorykin, A.A., author
UNESCO, 1977
Buku Teks
Taaffe, Robert N
Frederick A Preager, 1965
Buku Teks
Parkins, Maurice Frank
The University of Chicago Press, 1953
Buku Teks
Singh, Bilveer, 1956-, author
Gadjah Mada University Press , 1994
Buku Teks