APA (7th ed.) Citation

Geyser, J. (1908). Lehrbuch der allgemeinen Psychologie. Schöningh.

Chicago Style (17th ed.) Citation

Geyser, Joseph. Lehrbuch Der Allgemeinen Psychologie. Münster i. W: Schöningh, 1908.

MLA (9th ed.) Citation

Geyser, Joseph. Lehrbuch Der Allgemeinen Psychologie. Schöningh, 1908.

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