http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
MA National Geographic Learning Cengage Learning
Grammar Explorer prepares students for academic success through captivating National Geographic content and assignments that mirror the requirements of academic life. Going beyond clear grammar charts and instruction, Grammar Explorer challenges students to think critically while using grammar in their listening, speaking, reading, and writing.
Daphne Mackey ; series editors, Rob Jenkins and Staci Johnson