Snyder, L. L. (1964). The world in the 21th century. D. van Nonstrand.
Chicago Style (17th ed.) CitationSnyder, Louis L. The World in the 21th Century. D. van Nonstrand, 1964.
MLA (8th ed.) CitationSnyder, Louis L. The World in the 21th Century. D. van Nonstrand, 1964.
Warning: These citations may not always be 100% accurate.