APA (7th ed.) Citation

Hoyos, C. (1990). Ingenieurpsychologie. Enzyklopädie der Psychologie.

Chicago Style (17th ed.) Citation

Hoyos, Carl. "Ingenieurpsychologie." Enzyklopädie Der Psychologie 1990.

MLA (9th ed.) Citation

Hoyos, Carl. "Ingenieurpsychologie." Enzyklopädie Der Psychologie, 1990.

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