APA (7th ed.) Citation

Winkler, H. H., & Smith, D. Rickettsial permeability.

Chicago Style (17th ed.) Citation

Winkler, H. H., and D. Smith. Rickettsial Permeability.

MLA (9th ed.) Citation

Winkler, H. H., and D. Smith. Rickettsial Permeability.

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