APA (7th ed.) Citation
(1983). English dictionary.Longman pocket companion series. Merriam-Webster.
Chicago Style (17th ed.) Citation
English Dictionary.Longman Pocket Companion Series. Harlow: Merriam-Webster, 1983.
MLA (9th ed.) Citation
English Dictionary.Longman Pocket Companion Series. Merriam-Webster, 1983.
Warning: These citations may not always be 100% accurate.