APA (7th ed.) Citation

Romano, F. (2015). Learning Python : learn to code like a professional with Python--an open source, versatile, and powerful programming language / Fabrizio Romano: Learn to code like a professional with Python--an open source, versatile, and powerful programming language. Packt Publishing.

Chicago Style (17th ed.) Citation

Romano, Fabrizio. Learning Python : Learn to Code like a Professional with Python--an Open Source, Versatile, and Powerful Programming Language / Fabrizio Romano: Learn to Code like a Professional with Python--an Open Source, Versatile, and Powerful Programming Language. Birmingham: Packt Publishing, 2015.

MLA (9th ed.) Citation

Romano, Fabrizio. Learning Python : Learn to Code like a Professional with Python--an Open Source, Versatile, and Powerful Programming Language / Fabrizio Romano: Learn to Code like a Professional with Python--an Open Source, Versatile, and Powerful Programming Language. Packt Publishing, 2015.

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