Spears, R. A. (1998). NTC's American English learner's dictionary: The essential vocabulary of American language and culture ([1st ed.].). NTC Publishing Group.
Citace podle Chicago (17th ed.)Spears, Richard A. NTC's American English Learner's Dictionary: The Essential Vocabulary of American Language and Culture. [1st ed.]. Chicago: NTC Publishing Group, 1998.
Citace podle MLA (9th ed.)Spears, Richard A. NTC's American English Learner's Dictionary: The Essential Vocabulary of American Language and Culture. [1st ed.]. NTC Publishing Group, 1998.
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