selected and with an introduction by Nancy Sullivan
Banrnes and Noble Books, 1981
Buku Teks
Hamalian, Leo
McGraw-Hill, 1967
Buku Teks
Clarke, Hugh V.
Allen & Unwin, 1990
Buku Teks
edited by with an introduction by Sylvestre C. Warkins and Frederic Seitz
Modern Library, 1944
Buku Teks
Hampden, John
Penguin Books, 1939
Buku Teks