APA (7th ed.) Citation

Abel, B., & Irle, M. (1983). Marktpsychologie. Marktpsychologie.

Chicago Style (17th ed.) Citation

Abel, Bodo, and Martin Irle. "Marktpsychologie." Marktpsychologie 1983.

MLA (9th ed.) Citation

Abel, Bodo, and Martin Irle. "Marktpsychologie." Marktpsychologie, 1983.

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