Παραπομπή APA

Petroski, H. (2003). Small things considered: Why there is no perfect design. New York: Vintage Books.

Παραπομπή Chicago Style

Petroski, Henry. Small Things Considered: Why There Is No Perfect Design. New York: Vintage Books, 2003.

Παραπομπή MLA

Petroski, Henry. Small Things Considered: Why There Is No Perfect Design. New York: Vintage Books, 2003.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.