APA Citation

Sachs, I. (1967). Obstacles to Growth: Demographic, economic and social. PWN-Polish Scientific.

Chicago Style Citation

Sachs, Ignacy. Obstacles to Growth: Demographic, Economic and Social. PWN-Polish Scientific, 1967.

MLA Citation

Sachs, Ignacy. Obstacles to Growth: Demographic, Economic and Social. PWN-Polish Scientific, 1967.

Warning: These citations may not always be 100% accurate.