APA

Laszlo E., . (1972). Introduction to systems philosophy: toward a new paradigm of contemporary thought. New York: Harper Torchbooks.

Chicago

Laszlo Ervin, . 1972. Introduction to systems philosophy: toward a new paradigm of contemporary thought. New York: Harper Torchbooks.

Harvard

Laszlo E., . (1972). Introduction to systems philosophy: toward a new paradigm of contemporary thought. New York: Harper Torchbooks.

MLA

Laszlo Ervin, . Introduction to systems philosophy: toward a new paradigm of contemporary thought. New York: Harper Torchbooks. 1972.