E. Playfair
发表
M. Keynes,
R. Lekachman,
E. Playfair,
1975
.
Karla W. Simon,
Richard D. Waters,
Jennifer M. Brinkerhoff,
2010
.
E. Playfair,
1992
.
E. Playfair,
1995
.
E. Playfair,
1995
.
Karla W. Simon,
Richard D. Waters,
Jennifer M. Brinkerhoff,
2010
.
M. Sassóli,
E. Blower,
Hina Jilani,
2010
.
Karla W. Simon,
Richard D. Waters,
Jennifer M. Brinkerhoff,
2020,
International Encyclopedia of Civil Society.