Gaya APA
Tanjung, H., Hafidhuddin, D. (2006).
Shariah Principles on Manajemen in Practice .
Jakarta Selatan:
Graha Widya Sakti.
Gaya MLA
Tanjung, Hendri., Hafidhuddin, Didin.
"Shariah Principles on Manajemen in Practice".
Jakarta Selatan:
Graha Widya Sakti,
2006.
Text.