Yoingco, A. Q., & Sukarya, S. (1980). The first decade: A brief history of the Study Group on Asian Tax Administration and Research (SGATAR). [National Tax Research Center].
Lua i Stíl Chicago (17ú heag.)Yoingco, Angel Q., agus Sutadi Sukarya. The First Decade: A Brief History of the Study Group on Asian Tax Administration and Research (SGATAR). Manila: [National Tax Research Center], 1980.
Lua MLA (9ú heag.)Yoingco, Angel Q., agus Sutadi Sukarya. The First Decade: A Brief History of the Study Group on Asian Tax Administration and Research (SGATAR). [National Tax Research Center], 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.