Paul Nelson 
From the Moon, I Come in Peace [EPUB ebook] 

Marcus is a young, autistic man, living with his father. He faces many challenges as he begins his adult life in a world of non-acceptance, bigotry, friendship, love, loss, and great challenges in trying to fit into the workplace. His adventures are full of laughter, sadness, and a touch of romance. Marcus and his father share a rare bond. It is the bond known by many disabled people and their caregivers. This bond is also a key character in the story. It is a balance of great strength and fragility, wrapped in love. Few people ever experience this type of bond. Come and experience it with Marcus in From the Moon, I Come in Peace.