APA

Gray K., Parsons G. [., .The Who's Whonicorn of Unicorns. London: .

Chicago

Gray Kes, Parsons Garry [Ill.], .The Who's Whonicorn of Unicorns. London: .

Harvard

Gray K., Parsons G. [., .The Who's Whonicorn of Unicorns. London: .

MLA

Gray Kes, Parsons Garry [Ill.], .London: . .