This is a comprehensive listing of business related finding aids including abstracting and indexing services, almanacs and yearbooks, bibliographies, biographical sources, directories, encyclopedias and dictionaries, financial ratios, handbooks and manuals, online databases, periodicals and newsletters, price sources, research centers and institutes, statistical sources trade associations and professional societies, and other related sources of information on each topic.
"This book provides nonprofit professionals with the conceptual frameworks, practical knowledge, and concise guidance needed to succeed in the social sector."
Encyclopedia of business information sources by 
Nonprofit Management 101 by 