edited by Andrew Karvonen, Federico Cugurullo and Federico Caprotti
Routledge, Taylor & Francis Group, 2019
Buku Teks
Brathwaite, Errol, author
Kowhai Publishing , 1992
Buku Referensi
Miftakhul Khoiroh, author
Fakultas Ilmu Keperawatan Universitas Indonesia, 2017
UI - Skripsi (Membership)
Boone, Tonya, author
[American Management Association, ], 2002
eBooks
Reifer, Mary, author
Philosophical Library, 1955
Buku Referensi