McMurtry, Larry
Simon & Schuster, 1999
Buku Teks
Hirschhorm, Larry
Jossey Bass, 1983
Buku Teks
Christensen, Larry B., 1941-, author
Pearson/Allyn & Bacon, 2007
Buku Teks
Christensen, Larry B., 1941-, author
Boston Allyn and Bacon 1988,
Buku Referensi
Chastain, Larry, author
Pearson Prentice Hall, 2004
Buku Teks