APA (7th ed.) Citation

Mansfield, E. (1961). Technical change and the rate of imitation. [s.n.].

Chicago Style (17th ed.) Citation

Mansfield, Edwin. Technical Change and the Rate of Imitation. [S.l.]: [s.n.], 1961.

MLA (9th ed.) Citation

Mansfield, Edwin. Technical Change and the Rate of Imitation. [s.n.], 1961.

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