Please make a bibliographical entry for this article in M-L-A format.

2) The following is an excerpt from the article "The Perfecter." The piece was written by Casey Cep and published in the October 28 issue of The New Yorker. It appears on page 72. The article runs from page 72 to page 77.

"There were ideas long before there were light bulbs. But, of all the ideas that have ever turned into inventions, only the light bulb became a symbol of ideas."