(1981). A glimpse of the past: A tourist's guide to industrial trails, slate quarries, mines, mills. Cardiff: Wales Tourist Board.
Цитирование в стиле Чикаго (17-е изд.)A Glimpse of the Past: A Tourist's Guide to Industrial Trails, Slate Quarries, Mines, Mills. Cardiff: Wales Tourist Board, 1981.
Цитирование MLA (8-е изд.)A Glimpse of the Past: A Tourist's Guide to Industrial Trails, Slate Quarries, Mines, Mills. Cardiff: Wales Tourist Board, 1981.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.