edited by Edward H. Spicer
Russell Sage Foundation, 1952
Buku Teks
Kirst-Ashman, Karen Kay, author
Cengage Learning , 2017
Buku Teks
Kirst, Ashman Karen Kay, author
Cengage Learning, 2013
Buku Teks
Oos M. Anwas, author
Alfabeta, 2013
Buku Teks
Soetomo, 1946-, author
Pustaka Pelajar, 2013
Buku Teks