Cita APA (7a ed.)

Whitehead, A. N. (1938). Modes of thought: Six lectures delivered in Wellesley College, Massachusetts, and two lectures in the University of Chicago. At the University Press.

Cita Chicago Style (17a ed.)

Whitehead, Alfred North. Modes of Thought: Six Lectures Delivered in Wellesley College, Massachusetts, and Two Lectures in the University of Chicago. Cambridge: At the University Press, 1938.

Cita MLA (9a ed.)

Whitehead, Alfred North. Modes of Thought: Six Lectures Delivered in Wellesley College, Massachusetts, and Two Lectures in the University of Chicago. At the University Press, 1938.