Dyer, Everret D.
Courtship, marriage and family : American Style
Dorsey Press, 1983
 Buku Teks
Li, Rong
Friendship
China Renmin University Press, 2015
 eBooks
Hojjat, Mahzad
The psychology of friendship
Oxford University Press, 2016
 eBooks
Sollers, Philippe, 1936-
The friendship of Roland Barthes
Polity Press, 2017
 Buku Teks SO
Khrushchov, Nikita Sergetevich
Disarmament for durable peace and friendship
Foreign Languages, 1960
 Buku Teks SO