You can follow the instructions on this video but instead of using WPA2 Enterprise you are going to select WPA2 Personal.(Start watching in 3:09)
https://www.youtube.com/watch?v=9x5uvhn2pHg
Use Network Assigned for the VLAN option or do static to specify the VLAN.
You can repeat the same process for all the SSIDs you want to create.
Keep in mind that the the more SSIDs you have broadcasting on your wireless network this will impact the health of your RF environment.
Is there any particular reason why you want to create different SSIDs ?
Are you planning to have different type access based on the SSID ?