Walker, Robin (Nombre personal)
Walks and climbs in the Picos de Europa, 1989: t.p. (Robin Walker)
Cicerone Press website, 19 May 2010 (Robin Walker; in 1981 got the chance to work in Spain)
Tourism 1. Student's book, 2006: t.p. (Robin Walker)
Oxford Univ. Press website, 19 May 2010 (Robin Walker; born and educated in Newcastle-upon-Tyne; completed degree in chemistry before training to teach secondary school science; moved to Spain in 1981 and was lecturer at Univ. School of Tourism of Asturias for 22 years before becoming freelance teacher, teacher trainer and materials writer)
E-mail from author, 7 July 2010 (Robin Walker, born 1 Dec. 1953)