Cita APA (7th ed.)
Krenz-Kurowska, J., & Kurowski, J. (2013). RESS essentials. Packt Publishing.
Cita Chicago (17th ed.)
Krenz-Kurowska, Joanna, i Jerzy Kurowski. RESS Essentials. Birmingham: Packt Publishing, 2013.
Cita MLA (9th ed.)
Krenz-Kurowska, Joanna, i Jerzy Kurowski. RESS Essentials. Packt Publishing, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.