Cornwell, Alan, author
McGraw-Hill, 1974
Buku Teks
Kuala Lumpur : MBRAS (Malaysian Branch of the Royal Asiatic Society)
Majalah, Jurnal, Buletin
Cornwell, Alan, author
McGraw-Hill, 1974
Buku Teks
Volpe, E. Peter (Erminio Peter), author
W.C. Brown, 1975
Buku Teks
Cornwell, Alan, author
McGraw-Hill, 1974
Buku Teks