APA Style
Ayer, A. J.. (1961).
THE PROBLEM OF KNOWLEDGE (1).
Middlesex:
Penguin Books.
Chicago Style
Ayer, A. J..
THE PROBLEM OF KNOWLEDGE.
1
Middlesex:
Penguin Books,
1961.
Text.
MLA Style
Ayer, A. J..
THE PROBLEM OF KNOWLEDGE.
1
Middlesex:
Penguin Books,
1961.
Text.
Turabian Style
Ayer, A. J..
THE PROBLEM OF KNOWLEDGE.
1
Middlesex:
Penguin Books,
1961.
Print.