Cita APA (7th ed.)

Petroski, H. (2011). An engineer's alphabet: Gleanings from the softer side of his profession. Cambridge University Press.

Cita Chicago (17th ed.)

Petroski, Henry. An Engineer's Alphabet: Gleanings from the Softer Side of His Profession. Cambridge ; New York: Cambridge University Press, 2011.

Cita MLA (9th ed.)

Petroski, Henry. An Engineer's Alphabet: Gleanings from the Softer Side of His Profession. Cambridge University Press, 2011.