(1993). Language activator: The world's first production dictionary. England: Longman Group UK Limited.
Chicago Style CitationLanguage Activator: The World's First Production Dictionary. England: Longman Group UK Limited, 1993.
MLA CitationLanguage Activator: The World's First Production Dictionary. England: Longman Group UK Limited, 1993.
Warning: These citations may not always be 100% accurate.