Allen, John L.
McGraw-Hill, 2004
Buku Referensi
Kottak, Conrad Phillip
McGraw-Hill, 1991
Buku Teks
Kottak, Conrad Phillip
McGraw-Hill Education cop, 2015
Buku Teks
Ingold, Tim, 1948-
Routledge, 2018
Buku Teks
Ember, Carol R.
Prentice-Hall, 1985
Buku Teks