by Ralph C. Hoeber ... [et al.]
McGraw-Hill, 1986
Buku Teks
J. David Reitzel [and others]
McGraw-Hill, 1990
Buku Referensi
by Harold F. Lusk ... [and others]
Richard D. Irwin, 1978
Buku Teks
Lusk, Harold F., 1893-
Richard D. Irwin, 1969
Buku Teks
Kerr, Thomas S.
John Wiley & Sons, 1952
Buku Teks