APA (7th ed.) Citation

Hamm, C. W., & Willems, S. (1998). Checkliste EKG: 22 Tabellen. Thieme.

Chicago Style (17th ed.) Citation

Hamm, Christian W., and Stephan Willems. Checkliste EKG: 22 Tabellen. Stuttgart [u.a.]: Thieme, 1998.

MLA (9th ed.) Citation

Hamm, Christian W., and Stephan Willems. Checkliste EKG: 22 Tabellen. Thieme, 1998.

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