Bal, Henri, author
Prentice-Hall, 1990
Buku Referensi
Elliott, C. Orville, author
Richard D. Irwin, 1970
Buku Teks
Lytel, Allan, author
Howard W. Sams, 1964
Buku Teks
Phister, Montgomery, 1926-, author
The Santa Monica , 1975
Buku Teks
Brown, Gary D., author
John Wiley & Sons, 1981
Buku Teks