Krishnan has written, with his son Ramesh Krishnan and Nirmal Shekar, a book titled A touch of tennis: The story of a tennis family.
Έχει γράψει μαζί με τον γιο του Ραμές και τον Nirmal Shekar ένα βιβλίο με τίτλο A touch of tennis: The story of a tennis family..