@misc{_„Preventive,
 howpublished={online},
 publisher={Elsevier},
 language={eng},
 type={strona naukowa},
 title={„Preventive Veterinary Medicine”},
 title={„An International Journal on Research and Development in Veterinary Epidemiology, Animal Disease Prevention and Control, and Animal Health Economics”},
 keywords={medycyna weterynaryjna, czasopisma naukowe},
}