CREATE TABLE table_38034 ("Date" TEXT, "Label" TEXT, "Region" TEXT, "Format" TEXT, "Catalog" FLOAT)

Which Catalog has a Format of 7' single (second cover)?
SELECT "Catalog" FROM table_38034 WHERE "Format" = '7" single (second cover)'
SELECT "Catalog" FROM "table_38034" WHERE "Format" = '7" single (second cover)'