Olivi, Giovanni, author
Quintessence Publishing Co, Inc, 2011
Buku Teks
Lea & Febiger, 1981
Buku Teks
Chadwick, Barbara L., author
Quintessence Publishing, 2003
Buku Teks
edited by Angus C. Cameron, Richard P. Widmer
Mosby Elsivier, 2013
Buku Teks
Goran Koch; Sven Poulsen
Wiley Blackwell, 2009
Buku Teks