Reyes, F. D., & Juan, T. D. (1927). Government coal purchases under specifications. Bureau of Printing.
Lua i Stíl Chicago (17ú heag.)Reyes, F. D., agus T. Dar Juan. Government Coal Purchases Under Specifications. Manila: Bureau of Printing, 1927.
Lua MLA (9ú heag.)Reyes, F. D., agus T. Dar Juan. Government Coal Purchases Under Specifications. Bureau of Printing, 1927.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.