Cita APA (7a ed.)

Komiya, R. (1967). Non-traded goods and the pure theory of international trade. [s.n.].

Cita Chicago Style (17a ed.)

Komiya, Ryutaro. Non-traded Goods and the Pure Theory of International Trade. [S.l.]: [s.n.], 1967.

Cita MLA (9a ed.)

Komiya, Ryutaro. Non-traded Goods and the Pure Theory of International Trade. [s.n.], 1967.