APA (7th ed.) Citation

(1973). Sleep: Proceedings of the European Congress on Sleep Research. Fischer.

Chicago Style (17th ed.) Citation

Sleep: Proceedings of the European Congress on Sleep Research. Stuttgart [u.a.]: Fischer, 1973.

MLA (9th ed.) Citation

Sleep: Proceedings of the European Congress on Sleep Research. Fischer, 1973.

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