[1]Kinsey, Alfred C., Pomeroy, Wardell B., and Martin, C. E. Sexual Behavior in the Human Male, Philadelphia: W. B. Saunders, 1948.
[2]Klein, F., Barry Sepekoff, Timothy J. Wolf. “Sexual Orientation: a Multi-Variable Dynamic Process,” in Klein, Fritz and Timothy J. Wolf, ed., Two Lives to Lead; Bisexuality in Men and Women, New York: Harrington Park Press, Inc., 1985, p. 38. (Also published as Bisexualities: Theory and Research, by Haworth Press, 1985.)
(See also The Bisexual Option.)
[3]Klein, p. 46.
[4]Keppel, Bobbi, and Alan Hamilton, “Using the
Klein
Scale to Teach about Sexual Orientation.” Brochure published by the
Bisexual Resource Center, P.O. Box 639, Cambridge, MA 02140. ( http://www.biresource.org/pamphlets/scales.html
)
[5]Keppel and Hamilton, ibid.