APA (7th ed.) Citation

Berntsen, R., & Nielsen, E. W. Bronchoscopy in Rural Areas? Wiley.

Chicago Style (17th ed.) Citation

Berntsen, Reidar, and Erik Waage Nielsen. Bronchoscopy in Rural Areas? Wiley.

MLA (9th ed.) Citation

Berntsen, Reidar, and Erik Waage Nielsen. Bronchoscopy in Rural Areas? Wiley.

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