APA (7th ed.) Citation

Calder, A., & Williams, G. (2015). PCI DSS: A Pocket Guide 4th edition (4th edition.). IT Governance Publishing.

Chicago Style (17th ed.) Citation

Calder, Alan, and Geraint Williams. PCI DSS: A Pocket Guide 4th Edition. 4th edition. IT Governance Publishing, 2015.

MLA (9th ed.) Citation

Calder, Alan, and Geraint Williams. PCI DSS: A Pocket Guide 4th Edition. 4th edition. IT Governance Publishing, 2015.

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