Residency in any subject in Medical filed is not a piece of cake. There is no limit of knowledge you need to acquire and the tougher thing is you need to acquire knowledge and skills side by side. A mastery in only one field can leave you defective.
As a resident in Pediatrics, called MD Pediatrics, MD in child and adolescent health according to various Institutions, you need a list of books to go through.
Nelson Text Book Of Pediatrics is by far the bible of a pediatrician. It is the least you need to read thoroughly before you clear you finals. 19th Edition is the latest issue.
Essential Pediatrics by OP Ghai is an add on the above book. Its worth going through. Some topics like malnutrition and CVS are well discussed here.
Current Pediatric Diagnosis and Treatment
Harrient and Lane Hand book- from John Hopkins Hospital
Oxford Handbook of Pediatrics
Practical or Bedside Books-
Avery’s Disease of the Newborn
Cloherty- Manual of Neonatal care
Infectious Disease and Immunization-
Pediatric Cardiology for Practitioners- M . K. Park
Pediatric Nephrology- RN shrivasta and Arvind Bagga
Nathan and Oski’s Hematology of Infancy and Childhood
Princples and Practice of Pediatric Oncology– Pizzo and Poplack
Child Neurology– Menke and Sarnat
Clinical Pediatric Neurology– Ronald and David
Pediatric Endocrinology– Sterling
Brooke’s Clinical Pediatric Endocrinology
Smith’s Recognizable patterns of Human Malformations
These books are result of intensive research and hardwork of the Authors.
More to Add to the list. You can recommend books missing in the list in the comment section.