Hasan, A. (1978). The book in multilingual countries. Unesco.
芝加哥风格引文Hasan, Abul. The Book in Multilingual Countries. Paris: Unesco, 1978.
MLA引文Hasan, Abul. The Book in Multilingual Countries. Unesco, 1978.
警告:这些引文格式不一定是100%准确.
Hasan, A. (1978). The book in multilingual countries. Unesco.
芝加哥风格引文Hasan, Abul. The Book in Multilingual Countries. Paris: Unesco, 1978.
MLA引文Hasan, Abul. The Book in Multilingual Countries. Unesco, 1978.