Cita APA (7a ed.)

Harrigan, K. R. (1982). A framework for looking at vertical integration. [s.n.].

Cita Chicago Style (17a ed.)

Harrigan, Kathryn Rudie. A Framework for Looking at Vertical Integration. [S.l.]: [s.n.], 1982.

Cita MLA (9a ed.)

Harrigan, Kathryn Rudie. A Framework for Looking at Vertical Integration. [s.n.], 1982.