Coles, Robert
The moral life of children/Robert Coles
The Atlantic Monthly Press, 1986
Buku Teks
Elgart, Robert
The biolab book : laboratory studies in life / Robert Elgart
Biomateria, 1995
Buku Teks
Mertins, Louis
Robert Frost life and Talks-Walking / Louis Mertins.
University of Oklahoma Press , 1965
Buku Teks
Lifton, Robert Jay
Death in life ; survivors of Hiroshima / Robert Jay Lifton
Vintage Books, 1967
Buku Teks
Payne, Robert
The Life and death of Mahatma Gandhi/ Robert Payne
Smitmark, 1969
Buku Teks