APA (7th ed.) Citation

So, P. (2018). Decoupled Drupal in Practice: Architect and Implement Decoupled Drupal Architectures Across the Stack (1st edition.). Apress.

Chicago Style (17th ed.) Citation

So, Preston. Decoupled Drupal in Practice: Architect and Implement Decoupled Drupal Architectures Across the Stack. 1st edition. Apress, 2018.

MLA (9th ed.) Citation

So, Preston. Decoupled Drupal in Practice: Architect and Implement Decoupled Drupal Architectures Across the Stack. 1st edition. Apress, 2018.

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