Peterson, Chris
The art of stained glass : design from 21 top glass artists
Rockport Publishers, 1998
 Buku Teks
Muhammad Bahrudin
Evaluasi Prosedur Audit Substantif atas Akun Utang Pajak Penghasilan PPh 21 PT ARB = Evaluation of Substantive Audit Procedures on ARB Entity's Income Tax Art 21 Payable
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2022
 UI - Tugas Akhir
Mohamad Sjafran
Analisis pemotongan/pemungutan PPh pasal 21 atas honorarium dokter yang praktik di Rumah Sakit terhadap SPT tahunan PPh orang pribadi = An analysis of the withholding of Art. 21 income tax charged on medical doctor's pay practising at hospitals with respect to personal income tax annual returns
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2004
 UI - Tesis (Membership)
Nabila Ananda Putri
Evaluasi Prosedur Audit Substantif atas Akun Utang Pajak PPh 21 PT LEE Indonesia oleh KAP KIM = Evaluation of Substantive Audit Procedures on PT LEE Indonesia's Tax Payable Art 21 Account by KAP KIM
Fakultas Ekonomi dan BIsnis Universitas Indonesia, 2023
 UI - Tugas Akhir
Kristiawan Hendro Nugroho
Evaluasi atas Risk Assessment terhadap Proses Pemotongan Pajak Penghasilan Pasal 21 PT Sugi oleh Auditor Internal PT Frans Tbk = Evaluation on Risk Assessment of PT Sugi Income Tax Art 21 Deduction Process by PT Frans Tbk’s Internal Auditor
Fakultas Ekonomi dan BIsnis Universitas Indonesia, 2023
 UI - Tugas Akhir