Macdonald, F. (1995). Helen Keller: The deaf and blind woman who conquered her disabilities and devoted her life to campaign for other people. Orient Longman.
Chicago-viite (17. p.)Macdonald, Fiona. Helen Keller: The Deaf and Blind Woman Who Conquered Her Disabilities and Devoted Her Life to Campaign for Other People. India: Orient Longman, 1995.
MLA-viite (8. p.)Macdonald, Fiona. Helen Keller: The Deaf and Blind Woman Who Conquered Her Disabilities and Devoted Her Life to Campaign for Other People. Orient Longman, 1995.
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