Johannsen, Albert, author
University of Chicago Press, 1938
Buku Teks
Johannsen, Albert, author
University of Chicago Press, 1937
Buku Teks
Hyndmann, Donald W., author
McGraw-Hill, 1985
Buku Teks
Krumbein, W.C., author
Appliton, Century Crafts, 1938
Buku Teks
Kokusai Bunka Shinkokai, 1963
Buku Referensi