APA (7th ed.) Citation

RAANA, I. M. (1977). Sistem Ekonomi Pemerintahan Umar Ibn Al Khatab. Pustaka Firdaus.

Chicago Style (17th ed.) Citation

RAANA, Irfan Mahmud. Sistem Ekonomi Pemerintahan Umar Ibn Al Khatab. Pustaka Firdaus, 1977.

MLA (8th ed.) Citation

RAANA, Irfan Mahmud. Sistem Ekonomi Pemerintahan Umar Ibn Al Khatab. Pustaka Firdaus, 1977.

Warning: These citations may not always be 100% accurate.