G | Geography (General); Atlaseses; Maps | |
GA | Mathematical geography; Cartography | |
GB | Physical geography | |
GC | Oceanography | |
GE | Environmental Sciences | |
GF | Human ecology; Anthropogeography | |
GN | Anthropology | |
GR | Folklore | |
GT | Manners and customs (General) | |
GV | Recreation; Leisure |