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Frances Printer, 1983
Buku Teks
Crowley, James B., author
Princeton University Press, 1966
Buku Teks
Roberts, Penfield
Harper & Row , 1947
Buku Teks
Sumie, Yoshikawa, author
The Toyo Bunko, 2022
Artikel Jurnal
Barnett, Robert W., author
Pergamon-Brasseys, 1984
Buku Teks