Gaya APA

, ., Ledbetter, M, E. (2002). Ready to use english workshop activities for grades 6-12: 180 daily lessons integrating literature, writing & grammar skills . San Francisco: .

Gaya MLA

, ., Ledbetter, Mary, Ellen. "Ready to use english workshop activities for grades 6-12: 180 daily lessons integrating literature, writing & grammar skills". San Francisco: , 2002. Text.