(1998). Longman essential activator: Put your ideas into words. Essex, UK: Longman.
استشهاد بنمط شيكاغوLongman Essential Activator: Put Your Ideas Into Words. Essex, UK: Longman, 1998.
MLA استشهادLongman Essential Activator: Put Your Ideas Into Words. Essex, UK: Longman, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.