The extension office provided me with these links.
IBCofAquaponics
This link is to a PDF book.
http://ibcofaquaponics.com/files/IBCofAquaponics.pdf
Here is another link to a free book
Appendix 8 has a step by step guide to constructing a small scale aquaponic system with material list.
FAO Fisheries and
Aquaculture Department. Small-scale aquaponic food production. Integrated fish and plant farming