E46-chassis BMW M3, Buyer's Guide, Articles
BMW M3 Buyer's Guide - Exotic Car List
BMW M3 (E30) PH Used Buying Guide - PistonHeads UK
BMW M3 Buyer's Guide: Every Generation from the E30 to G80
BMW M3 E30 (1986-1992): PH Pocket Buying Guide - PistonHeads UK
BMW M3 Buyer's Guide
Used buying guide: BMW M3 E30
Your handy 1986–91 BMW M3 (E30) buyer's guide - Hagerty Media
A rare E30 BMW M3 Cecotto Edition is now for sale - Autoblog
Your handy 1986–91 BMW M3 (E30) buyer's guide - Hagerty Media
BMW E30 Buyers Guide
1995-1999 BMW M3 E36 Buyers Guide