The book is due to be released this month. Zephany, now 22, was snatched from Groote Schuur Hospital when she was three-days old.
In 2015 the high court in Pretoria ordered that the media cannot publish any details that could identity her.
The Centre for Child Law spearheading litigation to obtain an interdict and the centre’s Ann Skelton said the court order was aimed at protecting the child known as Zephany.
The Centre for Child Law also wanted to see legislation changed that would see the identities of minors in criminal proceedings protected, even after they turned 18.