APA (7th ed.) Citation

Kolling, H., & Wolff, H. Biographisches Lexikon zur Pflegegeschichte: = Who was who in nursing history. hpsmedia.

Chicago Style (17th ed.) Citation

Kolling, Hubert, and Horst-Peter Wolff. Biographisches Lexikon Zur Pflegegeschichte: = Who Was Who in Nursing History. Hungen: hpsmedia.

MLA (9th ed.) Citation

Kolling, Hubert, and Horst-Peter Wolff. Biographisches Lexikon Zur Pflegegeschichte: = Who Was Who in Nursing History. hpsmedia.

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