APA (7th ed.) Citation

Müller, D. H. (1990). Was soll am 1. [Ersten] Mai geschehen?

Chicago Style (17th ed.) Citation

Müller, Dirk H. Was Soll Am 1. [Ersten] Mai Geschehen? 1990.

MLA (9th ed.) Citation

Müller, Dirk H. Was Soll Am 1. [Ersten] Mai Geschehen? 1990.

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