Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.