APA (7th ed.) Citation

Piątek, S., & Czechowski, P. (1992). Investieren in Polen. Heymann.

Chicago Style (17th ed.) Citation

Piątek, Stanisław, and Paweł Czechowski. Investieren in Polen. Köln ; München u.a: Heymann, 1992.

MLA (9th ed.) Citation

Piątek, Stanisław, and Paweł Czechowski. Investieren in Polen. Heymann, 1992.

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