| 1 | Mahan K, Arlin M. Krause’s Food, Nutrition and diet therapy 12th edition Elsevier, 2010. |
| 2 | Lawrence RA, Lawrence MR.Breastfeeding. A guıde fort he medical profession. 7th edition. Mosby Elsevier. 2011 |
| 3 | American Academy of Pediatrics. Pediatric Nutrition Handbook. Sixth Edition. 2009. |
| 4 | American Academy of Pediatrics. Nutrition. Bright Futures. Third Edition. 2011. |