Παραπομπή APA

Kerala State Planning Board. (1969). Attractive policies for the fourth five year plan. Economic division.

Παραπομπή Chicago Style

Kerala State Planning Board. Attractive Policies for the Fourth Five Year Plan. Trivandrum: Economic division, 1969.

Παραπομπή MLA

Kerala State Planning Board. Attractive Policies for the Fourth Five Year Plan. Economic division, 1969.