Klausmeier, Herbert J., author
Harper and Row, 1975
Buku Teks
De Cecco, John P.
Prentice-Hall, 1974
Buku Teks
Nagel, Michael C., author
Oxford University Press, 2016
Buku Teks
Hoy, Anita Woolfolk, 1947-, author
Allyn and Bacon, 2004
Buku Teks
Rosi Melati, author
2016
UI - Skripsi (Membership)