Cita APA (7th ed.)

M. M., Y., Saifful Kamaluddin, M., Chin, M. L., Siti Aisah, H., Norhayati, N., Ezrinda, M. Z., . . . Nurul Nadia, A. R. (2011). Omar Khayyam. Penerbit UMP.

Cita Chicago (17th ed.)

M. M., Yusoff, Muzakir Saifful Kamaluddin, Mei Lee Chin, Harun Siti Aisah, Nordin Norhayati, Mohd Zahidee Ezrinda, Farida Asras Mohd Fazli, i Abd Razak Nurul Nadia. Omar Khayyam. Penerbit UMP, 2011.

Cita MLA (9th ed.)

M. M., Yusoff, et al. Omar Khayyam. Penerbit UMP, 2011.