Perlick, Walter W., author
Richard D. Irwin, 1981
Buku Teks
Barnes, A. James, author
Richard D. Irwin , 1978
Buku Teks
Terry, George Robert, author
Richard D. Irwin, 1982
Buku Teks
Anthony, Robert N. (Robert Newton), 1916-2006, author
Richard D. Irwin, 1974
Buku Teks
Weston, J. Fred (John Fred), 1916-, author
Richard D. Irwin , 1982
Buku Teks