APA Style

Inc, R, R, N, A. (1976). Sumatra regional planning study part-B: appendix III. Irrigation . Washingon DC: Robert R. Nathan Associates, Inc.

MLA Style

Inc, Robert, R., Nathan, Associates,. "Sumatra regional planning study part-B: appendix III. Irrigation". Washingon DC: Robert R. Nathan Associates, Inc, 1976. Text.