TY - BOOK T1 - By land, sea and air T2 - Environment books A2 - Sauvain, Philip LA - English PP - London PB - Macmillan YR - 1977 ED - 1. publ., reprinted UL - https://glotrec.wdi-testing.gei.de/cat/Record/gei564376337 SN - 0333131509 KW - Lehr- und Lernressource ER -