Thể loại sách nói : Philosophy
Coming People
Charles F. Dole
Proposed Roads to Freedom
Bertrand Russell
Pragmatism
William James
Persian Hidden Words
Bahá'u'lláh
Nicomachean Ethics
Aristotle
Principia Ethica
George Edward Moore
Vices are not Crimes
Lysander Spooner
Nature
Ralph Waldo Emerson
Art of Controversy (or: The Art of Being Right)
Arthur Schopenhauer
Essay on the Principle of Population
Thomas Malthus
Laotzu's Tao and Wu Wei (Tao Teh King)
Lao Tzu
Sadhana, The Realisation of Life, version 2
Rabindranath Tagore