APA (7th ed.) Citation

Wolfrum, G. (1981). Progressive Sklerodermie.

Chicago Style (17th ed.) Citation

Wolfrum, Gunter. Progressive Sklerodermie. 1981.

MLA (9th ed.) Citation

Wolfrum, Gunter. Progressive Sklerodermie. 1981.

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