APA (7th ed.) Citation

Zulkifli Khair, Khair Abdul Salam, & Abdul Ghani Jalil. (2008). 501 soal jawab tentang haji dan umrah. PTS Islamika.

Chicago Style (17th ed.) Citation

Zulkifli Khair, Khair Abdul Salam, and Abdul Ghani Jalil. 501 Soal Jawab Tentang Haji Dan Umrah. Batu Caves,Selangor: PTS Islamika, 2008.

MLA (8th ed.) Citation

Zulkifli Khair, et al. 501 Soal Jawab Tentang Haji Dan Umrah. PTS Islamika, 2008.

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