APA (7th ed.) Citation

Longman. (1993). Language activator: The world's first production dictionary. Longman.

Chicago Style (17th ed.) Citation

Longman. Language Activator: The World's First Production Dictionary. Essex: Longman, 1993.

MLA (9th ed.) Citation

Longman. Language Activator: The World's First Production Dictionary. Longman, 1993.

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