Cita APA (7a ed.)

Clark, P. K. (1979). Investment in the 1970s: Theory, performance and prediction. [s.n.].

Cita Chicago Style (17a ed.)

Clark, Peter K. Investment in the 1970s: Theory, Performance and Prediction. [S.l.]: [s.n.], 1979.

Cita MLA (9a ed.)

Clark, Peter K. Investment in the 1970s: Theory, Performance and Prediction. [s.n.], 1979.