Cita APA (7a ed.)

Metaphilosophy Foundation, issuing body. (1970). Metaphilosophy. Blackwell Publishers.

Cita Chicago Style (17a ed.)

Metaphilosophy Foundation, issuing body. Metaphilosophy. [Oxford]: Blackwell Publishers, 1970.

Cita MLA (9a ed.)

Metaphilosophy Foundation, issuing body. Metaphilosophy. Blackwell Publishers, 1970.