Kr̲ner, Stephan. Fundamental questions of philosophy: one philosopher's answers / Stephan Kr̲ner . - Harmondsworth : Penguin books, 1969 . - 290 p. 20 cm. - (Penguin university books ; UB3 ) К.: Бібліогр. : c. 281-282, Indexes ISBN: 0-14-060003-5