APA (7th ed.) Citation

Institute), R. F. E. L. R. I. (. R. Diphtheria Epidemic in Opole District.

Chicago Style (17th ed.) Citation

Institute), Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research. Diphtheria Epidemic in Opole District.

MLA (8th ed.) Citation

Institute), Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research. Diphtheria Epidemic in Opole District.

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