APA-viite

Ensminger, D. (1977). Food enough or starvation for millions. Tata mc graw - hill publishing company limited.

Chicago-tyylinen lähdeviittaus

Ensminger, Douglas. Food Enough or Starvation for Millions. Newdelhi: Tata mc graw - hill publishing company limited, 1977.

MLA-viite

Ensminger, Douglas. Food Enough or Starvation for Millions. Tata mc graw - hill publishing company limited, 1977.