Gaya APA

Smal, C, I, S, A, J, R. (1967). Introduction to Managerial Economics . London: Hutchinson & CO (publishers) LTD London.

Gaya MLA

Smal, Christopher, I., Savage, And, John, R.. "Introduction to Managerial Economics". London: Hutchinson & CO (publishers) LTD London, 1967. Text.