APA (7th ed.) Citation

Goldstein, K. K. (1969). The world of tomorrow. Collins.

Chicago Style (17th ed.) Citation

Goldstein, Kenneth K. The World of Tomorrow. London: Collins, 1969.

MLA (8th ed.) Citation

Goldstein, Kenneth K. The World of Tomorrow. Collins, 1969.

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