To find credible web sites on Google, try this approach:
cost of raising a child site:gov
or
cost of raising a child site: edu
This way you narrow your search down. to government or educational sources. You could use "org", "mil", "com" etc. also.
Pregnancy Exam and costs
Prenatal care and costs
Childbirth and costs
Post natal care and costs
Clothing and children and costs
Food and children and costs
Health care and children and costs
Toys and children and costs
Gifts and children and costs
Insurance and children and costs
Tuition and children and costs
Cost of raising a child
Costs and children
Daycare and children and costs
School supplies and children and costs
Raising Children and costs
You can schedule an appointment with a librarian by going to:
jWeb
Choose "Student One Stop"
Scroll down to "Academic Assistance"
Choose "Schedule Library Research Consultation"