Bierman, Harold, author
Pitman, 1975
Buku Teks
Weston, John Fred, 1916-, author
Dryden Press, 1978
Buku Teks
Weston, John Fred, 1916-, author
Henry Holt, 1972
Buku Teks
Weston, John Fred, 1916-, author
Henry Holt, 1969
Buku Teks
Weston, John Fred, 1916-, author
Dryden Press, 1992
Buku Teks