Cita APA (7th ed.)
Sawyer, W. W. (1966). A path to Modern Mathematics (1a. ed.). Penguin books.
Cita Chicago (17th ed.)
Sawyer, W. W. A Path to Modern Mathematics. 1a. ed. Penguin books, 1966.
Cita MLA (9th ed.)
Sawyer, W. W. A Path to Modern Mathematics. 1a. ed. Penguin books, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.