APA (7th ed.) Citation

Hansen, H. Honey bee brood diseases. Biavlernes Etiketkontor.

Chicago Style (17th ed.) Citation

Hansen, Henrik. Honey Bee Brood Diseases. Copenhagen: Biavlernes Etiketkontor.

MLA (9th ed.) Citation

Hansen, Henrik. Honey Bee Brood Diseases. Biavlernes Etiketkontor.

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