APA引文

David Bolton, M. O., & Bué, c. D. R. a. E. (1993). Basic working grammar (1a ed.). Lisboa Editora.

Chicago Style (17th ed.) Citation

David Bolton, Mats Oscarson, and colab. Desmond Rome and Eduardo Bué. Basic Working Grammar. 1a ed. Lisboa Editora, 1993.

MLA引文

David Bolton, Mats Oscarson, and colab. Desmond Rome and Eduardo Bué. Basic Working Grammar. 1a ed. Lisboa Editora, 1993.

警告：這些引文格式不一定是100％准確.