Forster, Edward Morgan, 1879-1970
Howards end
Sapfred A. Knopf, 1948
 Buku Teks SO
Forster, Edward Morgan, 1879-1970
Howards End
David Campbell, 1991
 Buku Teks SO
Dewi Parwati Setyorini Soejono
'Only connect' tema dasar dalam tiga novel E.M. Forster : 'Howards end', 'Where angels fear to read', dan 'A Passage to India'
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 1988
 UI - Skripsi Membership
Thompson, James
The end of libraries
Clive Bingley , 1982
 Buku Teks SO
McKibben, Bill
The end of nature
Random House, 1989
 Buku Teks