- Books:
- "Identical: The Extraordinary Story of the DIdentical Twins Who Raised Each Other" by Helen Pearson
- "Twinsight: Your Life with Twins from Pregnancy to Adulthood" by Barbara Luke and Diana Twenge
- "The Complete Book of Twins: A Comprehensive Guide to Pregnancy, Birth, and the Early Years" by Robin Elise Weiss and Julie Lynn Evans
- Websites:
- [BabyCenter](https://www.babycenter.com/baby/twins-triplets/index)
- [TheBump](https://www.thebump.com/twin-pregnancy)
- [WhattoExpect](https://www.whattoexpect.com/multiples/)
- [Parents](https://www.parents.com/parenting/twins/)
- [Twinversity](https://twinversity.com)
- Support groups:
- Local twin parent groups
- Online twin parent forums (e.g., BabyCenter's Twin Club, What to Expect's Twin Message Board)
- La Leche League International's Twin Club
- The National Organization of Mothers of Twins Clubs, Inc. (NOMOTC)