APA (7 वां संस्करण) प्रशस्ति पत्र
James, T., & Holowaychuk, T. J. (2010). Drupal 6 performance tips: Learn how to maximize and optimize your Drupal framework using Drupal 6 best practice performance solutions and tools. Packt Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
James, Trevor, और T. J. Holowaychuk. Drupal 6 Performance Tips: Learn How to Maximize and Optimize Your Drupal Framework Using Drupal 6 Best Practice Performance Solutions and Tools. Birmingham [England]: Packt Pub., 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
James, Trevor, और T. J. Holowaychuk. Drupal 6 Performance Tips: Learn How to Maximize and Optimize Your Drupal Framework Using Drupal 6 Best Practice Performance Solutions and Tools. Packt Pub., 2010.
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