Harriett Gilbert hears the literary choices of poets Mona Arshi and Malaika Kegode. Mona selects Summer Book by Tove Jansson, which explores the relationship between a grandmother and a young girl, and Malaika plumps for White Oleander by Janet Fitch, about a young girl and her dangerous, selfish mother. Jonathan Coe's novel Mr Wilder and Me is Harriett's choice