Gilbert, R. (1990). Richard Gilbert's 200 challenging walks in Britain and Ireland : a companion field guide to "The Big walks", "Classic walks" and "Wild walks": A companion field guide to "The Big walks", "Classic walks" and "Wild walks". Diadem.
Chicago Style (17th ed.) CitationGilbert, Richard. Richard Gilbert's 200 Challenging Walks in Britain and Ireland : A Companion Field Guide to "The Big Walks", "Classic Walks" and "Wild Walks": A Companion Field Guide to "The Big Walks", "Classic Walks" and "Wild Walks". London: Diadem, 1990.
MLA (9th ed.) CitationGilbert, Richard. Richard Gilbert's 200 Challenging Walks in Britain and Ireland : A Companion Field Guide to "The Big Walks", "Classic Walks" and "Wild Walks": A Companion Field Guide to "The Big Walks", "Classic Walks" and "Wild Walks". Diadem, 1990.