Throughout this text the following abbreviations are used to refer to the principal works of Alfred North Whitehead.
AE The Aims of Education and Other Essays. Macmillan, 1929.
Al Adventures of Ideas. Macmillan, 1933.
CN The Concept of Nature. Cambridge University Press, 1920.
Dial Dialogues of Alfred North Whitehead, as recorded by Lucian Price. Little, Brown, 1954.
ESP Essays in Science and Philosophy. Philosophical Library, 1947.
FR The Function of Reason. Princeton University Press, 1929.
IS The Interpretation of Science: Selected Essays. Edited, with an Introduction, by A. H. Johnson. Bobbs-Merrill, 1961.
MT Modes of Thought. Macmillan, 1938.
PNK An Inquiry Concerning the Principles of Natural Knowledge. Cambridge University Press, 1919; Second Edition, 1925.
PR Process and Reality, An Essay in Cosmology. Macmillan, 1929.
RM Religion in the Making. Macmillan, 1926.
S Symbolism, Its Meaning and Effect. Macmillan, 1927.
SMW Science and the Modern World. Macmillan, 1925.