Warshawsky, D., & Byrd, D. R. H. (1994). Spectrum: A communicative course in english: student book. New Jersey: Prentice Hall Regents Pearson Education.
Chicago Style CitationWarshawsky, Diane, and Donald R. H. Byrd. Spectrum: A Communicative Course in English: Student Book. New Jersey: Prentice Hall Regents Pearson Education, 1994.
MLA CitationWarshawsky, Diane, and Donald R. H. Byrd. Spectrum: A Communicative Course in English: Student Book. New Jersey: Prentice Hall Regents Pearson Education, 1994.
Warning: These citations may not always be 100% accurate.