O"neill, R. (1977). Kernel One: Student"s Book. Paris: Hermes*.
Trích dẫn kiểu ChicagoO"neill, Robert. Kernel One: Student"s Book. Paris: Hermes*, 1977.
MLA引文O"neill, Robert. Kernel One: Student"s Book. Paris: Hermes*, 1977.
警告：這些引文格式不一定是100％准確.
APA引文