edited by Anthony Gale, Michael W. Eysenck
John Wiley & Sons, 1992
Buku Referensi
Mahoney, Bere, author
Learning Matters, 2011
Buku Teks
Feniati Rahayu Aisyah, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2022
UI - Tesis Membership
Bjorklund, David F., author
2000
Buku Teks
Bjorklund, David F., author
Wadsworth and Cengage Learning, 2012
Buku Teks