User:Amaia.ussia/sandbox/Reference

^ Monzer Moh`D Qasem, Malek Abu Mahmoud and Hussein H Owaied (2011). "A Hybrid Scheme for Knowledge Representation". Journal of Applied Sciences. 11 (14): 2525–2535. ISSN 1812-5654. {{cite journal}}: |access-date= requires |url= (help)
^ Follet, Ken (1989). The Pillars of the Earth. United Kingdom: Macmillan Publishers. p. 816. ISBN 0-333-51983-3.
^ Simmons, B. (9 January 2015). "The tale of two Flaccos". Grantland. Retrieved 18 March 2016.