APA

Summerfield M., . (2021). Python 3. Brno: Computer Press.

Chicago

Summerfield Mark, . 2021. Python 3. Brno: Computer Press.

Harvard

Summerfield M., . (2021). Python 3. Brno: Computer Press.

MLA

Summerfield Mark, . Python 3. Brno: Computer Press. 2021.