APA (7th ed.) Citation

3G E-learning LLC, USA. (2022). Functions of complex variables (2nd edition.). 3G E-learning LLC.

Chicago Style (17th ed.) Citation

3G E-learning LLC, USA. Functions of Complex Variables. 2nd edition. New York, NY, United States of America: 3G E-learning LLC, 2022.

MLA (9th ed.) Citation

3G E-learning LLC, USA. Functions of Complex Variables. 2nd edition. 3G E-learning LLC, 2022.