APA (7th ed.) Citation

Bierach, A. J. (1989). Mentales Training für Manager. McGraw-Hill.

Chicago Style (17th ed.) Citation

Bierach, Alfred J. Mentales Training Für Manager. Hamburg <<[u.a.]>>: McGraw-Hill, 1989.

MLA (9th ed.) Citation

Bierach, Alfred J. Mentales Training Für Manager. McGraw-Hill, 1989.