APA (7th ed.) Citation

Zimmermann, K. F. (1987). Innovative activity and industrial structure.

Chicago Style (17th ed.) Citation

Zimmermann, Klaus F. Innovative Activity and Industrial Structure. Berlin, 1987.

MLA (9th ed.) Citation

Zimmermann, Klaus F. Innovative Activity and Industrial Structure. 1987.

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