APA (7th ed.) Citation

(1989). Lange Wellen in der Wirtschaft. IMSF.

Chicago Style (17th ed.) Citation

Lange Wellen in Der Wirtschaft. IMSF, 1989.

MLA (8th ed.) Citation

Lange Wellen in Der Wirtschaft. IMSF, 1989.

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