APA (7th ed.) Citation

Boulding, K. E. (1950). A reconstruction of economics. Science Editions.

Chicago Style (17th ed.) Citation

Boulding, Kenneth Ewart. A Reconstruction of Economics. New York: Science Editions, 1950.

MLA (9th ed.) Citation

Boulding, Kenneth Ewart. A Reconstruction of Economics. Science Editions, 1950.