TY - BOOK T1 - Economic and commercial geography research techniques and commodities A1 - Singh, Govind Saran LA - English PP - Bombay PB - Manaktalas YR - 1967 UL - http://glotrec.wdi-staging.gei.de/cat/Record/gei487232119 NO - Bibliogr. S. 327-340 KW - Lehr- und Lernressource ER -