APA
(1964). EXPERIMENTS WITH INPUT-OUTPUT MODELS. NIGERIA: CAMBRIDGE UNIVERSITY PRESS.
Chicago
1964. EXPERIMENTS WITH INPUT-OUTPUT MODELS. NIGERIA: CAMBRIDGE UNIVERSITY PRESS.
Harvard
(1964). EXPERIMENTS WITH INPUT-OUTPUT MODELS. NIGERIA: CAMBRIDGE UNIVERSITY PRESS.
MLA
EXPERIMENTS WITH INPUT-OUTPUT MODELS. NIGERIA: CAMBRIDGE UNIVERSITY PRESS. 1964.