The program is based on the book of the same title written and published by László Kékessy in 1925. (used under a creative commons license)

It contains nearly 2,400 headwords, hunter terms, and detailed descriptions.

It is worth studying not only for hunters, because its contemporary language is very interesting, it also provides a lot of interesting general knowledge.

Károly Monostori published in 1909: BREEDING - A Handbook for Eben Breeders, Hunters and Lovers. work has also been added to the app (used under a Creative Commons License).