| GMD | BOOK |
| Language | en |
| Publisher | Cambridge University Press, 2011-05-26 |
| Subject | Juvenile Nonfiction / Social Science / GeneralJuvenile Nonfiction / Study Aids / GeneralSocial Science / General |
| Description | 480 pages |
| ISBN | 9781107669963 |
| Additional ISBN | 1107669960 |
| URL | http://books.google.com.hk/books?id=l_HMz6Ub-rcC&hl=&source=gbs_api |