APA (7th ed.) Citation

HAWWA, S. (1990). Al Islam Syahadatain dan Fenomena Kekufuran. Usamah Press.

Chicago Style (17th ed.) Citation

HAWWA, Sa'Id. Al Islam Syahadatain Dan Fenomena Kekufuran. Usamah Press, 1990.

MLA (8th ed.) Citation

HAWWA, Sa'Id. Al Islam Syahadatain Dan Fenomena Kekufuran. Usamah Press, 1990.

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