The former external affairs minister defended himself saying he had a 'strong hunch' that information was being leaked from the PMO.

His latest book, 'Jinnah -- India, Independence, Partition', released Monday lauds the founder of Pakistan and holds India's first prime minister Jawaharlal Nehru and its first home ministere Vallabhbhai Patel responsible for the country's partition in 1947.

According to his profile posted on parliament website, this is the 71-year-old leader's tenth book.