Gaya APA

Shackle, G, L, S, (, L, S. (2007). Expectation, enterprise, and profit: the theory of the firm . New York: Routledge.

Gaya MLA

Shackle, G., L., S., (George, Lennox, Sharman). "Expectation, enterprise, and profit: the theory of the firm". New York: Routledge, 2007. Buku.