Smith, George Albert
Richard D. Irwin, 1959
Buku Teks
Corey, E. Raymond
McGraw-Hill, 1981
Buku Teks
by Steven H. Star ... [et al.]
McGraw-Hill Kogakusha, 1977
Buku Teks
Cerami, Charles A.
Prentice-Hall, 1957
Buku Teks
Hodges, Henry G.
Houghton Miffiln, 1955
Buku Teks