Szekeley, Julian
Marcel Dekker, 1976
Buku Teks
Bozeman, Adda B., author
Princeton University Press, 1971
Buku Teks
Bozeman, adda B.
Princeton University press, 1971
Buku Teks
edited by Melvin A. Conant
Wesview Press, 1986
Buku Teks
Ross, Alec, author
Renebook, 2019
Buku Teks