... educational resources available online. There are tens of thousands of free books available on websites like "Project Gutenberg", hundreds of essays are published online every day, and the footnotes section on any Wikipedia page is a gold mine when trying to learn more about literally anything. One google search leads to a seemingly infinite number of websites, articles and blog posts ... ...
... spent watching TV has been strongly associated with weight gain and obesity. The Cincinnati Children's Medical Center concluded from one of its recent studies {where are the source citations or footnotes here?} that children who watch more than two hours of TV a day at age 12 weight more than children who at the same age watched less than two hours of ... ...
... the origins of the technology as well as its diffusion to the rest of the world. In terms of research used, his sources are broad and varied. In fact, the footnotes he provides consist of nearly half the text. Additional strengths are evident by his systematic organization of information. He begins each chapter with the introduction of a particular innovation, proceeds with ... ...
