Dogra, O. P. (1983). The spectrum of english.
Chicago Edition CitationDogra, O P. The Spectrum of English. New Delhi, Vikas, 1983.
MLA引文Dogra, O P. The Spectrum of English. 1983.
警告：這些引文格式不一定是100％准確.
APA引文
Dogra, O. P. (1983). The spectrum of english.
Chicago Edition CitationDogra, O P. The Spectrum of English. New Delhi, Vikas, 1983.
MLA引文Dogra, O P. The Spectrum of English. 1983.