APA

Gay P. 1., .Schnitzler´s century : the making of middle-glass culture, 1815-1914. London: Penguin Books.

Chicago

Gay Peter 1923, .Schnitzler´s century : the making of middle-glass culture, 1815-1914. London: Penguin Books.

Harvard

Gay P. 1., .Schnitzler´s century : the making of middle-glass culture, 1815-1914. London: Penguin Books.

MLA

Gay Peter 1923, .London: Penguin Books. .