331126 Kirshon, J. W. (1973). Food: Will there be enough ?, parts 1-2 / [filem jalur]. Holyoke, Mass. : Associated Press, Scott Education.
Cita Chicago (17th ed.)331126 Kirshon, John W. Food: Will There Be Enough ?, Parts 1-2 / [filem Jalur]. Holyoke, Mass. : Associated Press, Scott Education, 1973.
Cita MLA (9th ed.)331126 Kirshon, John W. Food: Will There Be Enough ?, Parts 1-2 / [filem Jalur]. Holyoke, Mass. : Associated Press, Scott Education, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.