APA引文

Specer, D. (1970). Question wards. Longman Green.

芝加哥风格引文

Specer, D. Question Wards. London: Longman Green, 1970.

MLA引文

Specer, D. Question Wards. Longman Green, 1970.

警告：这些引文格式不一定是100％准确.