APA引文

Entwistle, W. J. (1951). Spanish language together with Portuguese, Catalan and Basque.

Chicago Edition Citation

Entwistle, William J. Spanish Language Together with Portuguese, Catalan and Basque. 1951.

MLA引文

Entwistle, William J. Spanish Language Together with Portuguese, Catalan and Basque. 1951.

警告：這些引文格式不一定是100％准確.