Suandy, E. (2008). Perencanaan pajak ed.4 Erly Suandy. Salemba Empat.
Lua i Stíl Chicago (17ú heag.)Suandy, Erly. Perencanaan Pajak Ed.4 Erly Suandy. Salemba Empat, 2008.
Lua MLA (8ú heag.)Suandy, Erly. Perencanaan Pajak Ed.4 Erly Suandy. Salemba Empat, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.