APA-viite (7. p.)
Petroski, H. (2011). An engineer's alphabet: Gleanings from the softer side of his profession. Cambridge University Press.
Chicago-viite (17. p.)
Petroski, Henry. An Engineer's Alphabet: Gleanings from the Softer Side of His Profession. Cambridge ; New York: Cambridge University Press, 2011.
MLA-viite (9. p.)
Petroski, Henry. An Engineer's Alphabet: Gleanings from the Softer Side of His Profession. Cambridge University Press, 2011.
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