edited by John M. Last
Appleton Century , 1980
Buku Teks SO
edited by Philip E. Sartwell
Meredith Publ., 1965
Buku Teks SO
edited by Philip E. Sartwell
Appleton Century Crofts, 1973
Buku Teks SO
edited by Philip E. Sartwell
Appleton Century Crofts, 1973
Buku Teks SO
Penalver, Rafael A.
Arco Publishing, 1984
Buku Teks SO