Joseph Ciarrochi, Joseph P. Forgas, John D. Mayer.
Psychology Press, 2001
Buku Teks
Lynn, Adele B.
American Management Association, 2002
eBooks
Lynn, Adele B.
American Management Association, 2005
eBooks
Goleman, Daniel
Gramedia Pustaka Utama , 1999
Buku Teks
Goleman, Daniel
Gramedia Pustaka Utama , 1999
Buku Teks