Broom, Leonard, author
Harper and Row, 1973
Buku Teks
Broom, Leonard, author
Harper & Row, 1977
Buku Teks
Broom, Leonard, author
Harper & Row , 1963
Buku Teks
edited by Paul B. Horton and Gerald R. Leslie
Prentice-Hall, 1975
Buku Teks
Broom, Leonard, author
Harper, 1981
Buku Teks