Cita APA (7a ed.)

Mark Blaug. (1977). Economic theory in retrospect (2nd ed.). Heinemann Educational Books.

Cita Chicago Style (17a ed.)

Mark Blaug. Economic Theory in Retrospect. 2nd ed. London: Heinemann Educational Books, 1977.

Cita MLA (9a ed.)

Mark Blaug. Economic Theory in Retrospect. 2nd ed. Heinemann Educational Books, 1977.