Παραπομπή APA

National Council of Applied Economic Research. (1962). Techno-economic survey of Kerala. National Council of Applied Economic Research.

Παραπομπή Chicago Style

National Council of Applied Economic Research. Techno-economic Survey of Kerala. New Delhi: National Council of Applied Economic Research, 1962.

Παραπομπή MLA

National Council of Applied Economic Research. Techno-economic Survey of Kerala. National Council of Applied Economic Research, 1962.