APA引文

Campbell, C. C. (1978). Ellipsis of do and did in inverted yes/no questions by native and non- native speakers.

Chicago Style (17th ed.) Citation

Campbell, Cherry Colleen. Ellipsis of Do and Did in Inverted Yes/no Questions by Native and Non- Native Speakers. 1978.

MLA引文

Campbell, Cherry Colleen. Ellipsis of Do and Did in Inverted Yes/no Questions by Native and Non- Native Speakers. 1978.