Cita APA

(1998). Longman essential activator: Put your ideas into words. Essex, UK: Longman.

Chicago Style Citation

Longman Essential Activator: Put Your Ideas Into Words. Essex, UK: Longman, 1998.

Cita MLA

Longman Essential Activator: Put Your Ideas Into Words. Essex, UK: Longman, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.