Thomas, John (Introduction) (n.d.) [post-1977 and pre-1982]. Smith, W. A. C. (compiler) (ed.). Rails Around Glasgow. Paisley: Scottish Steam Railtours Group. ISBN 0-9506-9090-2.
Thomas, John (Introduction) (n.d.) [post-1977 and pre-1982]. Smith, W. A. C. (compiler) (ed.). Rails Around Glasgow. Paisley: Scottish Steam Railtours Group. ISBN 0-9506-9090-2.