Dasar-dasar Manajemen / M. Manullang

 Manullang, M;

Jakarta : Ghalia Indonesia , 1983

Building donor loyalty : the fundraiser's guide to increasing lifetime value

 Sargeant, Adrian;

America : Jossey-Bass , 2004

Dasar-dasar manajemen

 Manullang, M;

Yogyakarta : Gadjah Mada University Press , 2015