APA (7th ed.) Citation

Pfefferkorn, R. (1964). Keysers europäische Stilkunde. Keyser.

Chicago Style (17th ed.) Citation

Pfefferkorn, Rudolf. Keysers Europäische Stilkunde. Heidelberg ; München: Keyser, 1964.

MLA (9th ed.) Citation

Pfefferkorn, Rudolf. Keysers Europäische Stilkunde. Keyser, 1964.

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