APA (7th ed.) Citation

3G E-Learning LLC. (2019). Human resource management: 3G handy guide. 3G E-Learning.

Chicago Style (17th ed.) Citation

3G E-Learning LLC. Human Resource Management: 3G Handy Guide. New York, NY: 3G E-Learning, 2019.

MLA (9th ed.) Citation

3G E-Learning LLC. Human Resource Management: 3G Handy Guide. 3G E-Learning, 2019.