APA

United States, . (1990). Financial management: Defining requirements is crucial to system 90's success. [Washington, D.C: .

Chicago

United States, . 1990. Financial management: Defining requirements is crucial to system 90's success. [Washington, D.C: .

Harvard

United States, . (1990). Financial management: Defining requirements is crucial to system 90's success. [Washington, D.C: .

MLA

United States, . Financial management: Defining requirements is crucial to system 90's success. [Washington, D.C: . 1990.