Wilbur, R. B. (1979). American sign language and sign systems. Univ. Park Pr.
Chicago Style (17th ed.) CitationWilbur, Ronnie B. American Sign Language and Sign Systems. Baltimore: Univ. Park Pr, 1979.
MLA (9th ed.) CitationWilbur, Ronnie B. American Sign Language and Sign Systems. Univ. Park Pr, 1979.
Warning: These citations may not always be 100% accurate.