APA

Drucker P. F., . (1992). Managing the non-profit organization : practices and principles : including interviews wis F. Hesselbein, M. De Pree, P. Kotler and others. New York: HarperBusiness.

Chicago

Drucker Peter F, . 1992. Managing the non-profit organization : practices and principles : including interviews wis F. Hesselbein, M. De Pree, P. Kotler and others. New York: HarperBusiness.

Harvard

Drucker P. F., . (1992). Managing the non-profit organization : practices and principles : including interviews wis F. Hesselbein, M. De Pree, P. Kotler and others. New York: HarperBusiness.

MLA

Drucker Peter F, . Managing the non-profit organization : practices and principles : including interviews wis F. Hesselbein, M. De Pree, P. Kotler and others. New York: HarperBusiness. 1992.