https://www.1040.com/federal-taxes/filing-basics/who-must-file/
https://www.1040.com/federal-taxes/deductions/itemized-deductions/
https://www.1040.com/federal-taxes/deductions/standard-deduction/
https://www.1040.com/federal-taxes/credits/education-credits/
https://www.1040.com/federal-taxes/filing-basics/personal-exemption/
https://www.1040.com/federal-taxes/withholding/
https://www.1040.com/federal-taxes/credits/
http://www.irs.gov/pub/irs-pdf/p2043.pdf