Roll, E. (1947). Elements of economic theory (Repr.). Univ. Press [u.a.].
Chicago Style (17th ed.) CitationRoll, Eric. Elements of Economic Theory. Repr. Oxford: Univ. Press [u.a.], 1947.
MLA (9th ed.) CitationRoll, Eric. Elements of Economic Theory. Repr. Univ. Press [u.a.], 1947.
Warning: These citations may not always be 100% accurate.