First of all, decide what is your bra main fabric. My entire bra will be made of this stretch beige lace. But we need other materials as well.
Draping a Bra
Beginners Guide to Making Your Own Bras — LilypaDesigns
How to Sew Bras: A Step-by-Step Guide
No-Sew Leather Bra : 13 Steps (with Pictures) - Instructables
Merino Siren Bra - Icebreaker (US)
How to Sew a Bra
How to Sew Bras: A Step-by-Step Guide
How to Measure Your Nike Sports Bra Size. Nike PH
How to Sew a Bra - The Couture Way!