Yes, you should have given the other realtor a 1099-MISC for the referral fee if you paid him $600 or more (the due date to send to both the IRS and the payee was 01/31/2017). You would use TurboTax Self-Employed to report your income and expenses, and you can use TurboTax Quick Employer Forms for the 1099, which you can still send. You are subject to a penalty for late filing of your 1099. See this link for a chart: https://www.irs.gov/government-entities/federal-state-local-governments/increase-in-information-retu...
If you are filling out a schedule C for your realtor business income income it would go on schedule C line 11 for Contract Labor. You need the Online Self Employed version to enter business expenses. Or any version in the Desktop CD/Download program will work. You just get the most help in the Home & Business version.