1 COYNE Electrical-Radio Troubleshooting Manual / Coyne. - Chicago : Coyne Electrical School, 1946. - 621.38 COYNE rad
2 Gascoyne, Kevin Tea [history, terroirs, varieties] / Kevin Gascoyne, Francois Marchand, Jasmin Desharnais and Hugo Americi. -Second edition. - Bufalo : Firefly Books, 1914. - 615 GASCO tea