Cita APA

Abbs Brian. (1982). Opening strategies: Strategies 1 : an integrated language course for beginners of english (1st. ed.). England: Longman.

Citación estilo Chicago

Abbs Brian. Opening Strategies: Strategies 1 : An Integrated Language Course for Beginners of English. 1st. ed. England: Longman, 1982.

Cita MLA

Abbs Brian. Opening Strategies: Strategies 1 : An Integrated Language Course for Beginners of English. 1st. ed. England: Longman, 1982.