APA (7th ed.) Citation

Gregory, R. L. (2019). Archivmaterialien zu Richard L. Gregory, 1923-2010.

Chicago Style (17th ed.) Citation

Gregory, Richard L. Archivmaterialien Zu Richard L. Gregory, 1923-2010. 2019.

MLA (9th ed.) Citation

Gregory, Richard L. Archivmaterialien Zu Richard L. Gregory, 1923-2010. 2019.

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