APA (7 वां संस्करण) प्रशस्ति पत्र

Colas, M. F. M. (2023). Career service exam reviewer: Professional & subprofessional level (Second edition.). Brainbox Publishing.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Colas, Ma. Faye M. Career Service Exam Reviewer: Professional & Subprofessional Level. Second edition. Tacloban City: Brainbox Publishing, 2023.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Colas, Ma. Faye M. Career Service Exam Reviewer: Professional & Subprofessional Level. Second edition. Brainbox Publishing, 2023.