APA引文

Lock, G. Functional english grammar. An introduction for second language teachers (2a ed.).

Chicago Style (17th ed.) Citation

Lock, Graham. Functional English Grammar. An Introduction for Second Language Teachers. 2a ed.

MLA引文

Lock, Graham. Functional English Grammar. An Introduction for Second Language Teachers. 2a ed.

警告：這些引文格式不一定是100％准確.