توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

K. Sandra Segaran Karuppiah. (2001). Examining the role of increased penalties on tax advisers in improving tax compliance under the self-assessment system.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

K. Sandra Segaran Karuppiah. Examining the Role of Increased Penalties on Tax Advisers in Improving Tax Compliance Under the Self-assessment System. 2001.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

K. Sandra Segaran Karuppiah. Examining the Role of Increased Penalties on Tax Advisers in Improving Tax Compliance Under the Self-assessment System. 2001.