Hadari Nawawi, author
Gadjah Mada University Press, 1992
Buku Teks
Handari Nawawi, author
Gadjah Mada University Press, 1991
Buku Teks
Purwanto, author
Pustaka Pelajar, 2007
Buku Teks
S. Eko Putro Widoyoko, author
Pustaka Pelajar, 2017
Buku Teks
Nurul Zuriah, author
Lembaga Penelitian Universitas Muhammadiyah Malang, 2001
Buku Teks