Hart, James D.
The Oxford companion to American literature
Oxford University Press, 1948
 Buku Teks SO
Hart, James D.
The Concise Oxford companion to American literature
Oxford University Press, 1986
 Buku Referensi
Wilde, William H.
The Oxford companion to Australian literature
Oxford University Press, 1994
 Buku Referensi
Garland, Henry
The Oxford companion to German literature
Oxford University Press, 1995
 Buku Referensi
The Oxford companion to Spanish literature
edited by Philip Ward
Clarendon Press, 1978
 Buku Referensi