Todd, Lewis Paul
Harcourt Brace Jovanovich, 1986
Buku Teks
W.H. Freeman, 1982
Buku Teks
edited by Oscar Williams
Washingtonn Press, 1955
Buku Teks
edited by Albert D. van Nostrand and Charles H. Watts
Library Arts Press, 1959
Buku Teks
edited by Selden Rodman
Mentor Book , 1960
Buku Teks