The FAO small scale aquaponics manual http://www.fao.org/in-action/globefish/publications/details-...
The Aquaponics Farmer (some quibbles, don’t sterilise the water with UV constantly) https://www.amazon.com/Aquaponic-Farmer-Complete-Operating-C...
Commercial Aquaponics systems, Wil Leonard (the book and other resources) http://www.aquaponic.com.au/index.htm
Small scale mealworm farming https://www.mealwormfarming.org/