Bibliografia:
- Discorso filosofico 3, Mondadori
- Visiting literature B, Petrini
- https://www.medimagazine.it/lormone-dellamore-lossitocina-spinge-alla-socialita-2/
- https://www.orgoglionerd.it/blogs/rasoio-di-occam/2017/10/socialit-amore-piacere-come-funziona-la-nostra-testa
- http://science.sciencemag.org/content/357/6358/1406
- http://neuro.hms.harvard.edu/harvard-mahoney-neuroscience-institute/brain-newsletter/and-brain-series/love-and-brain
- https://www.psyneuen-journal.com/article/S0306-4530(13)00236-9/fulltext
- https://www.livescience.com/42198-what-is-oxytocin.html
- http://www.lescienze.it/news/2017/07/12/news/autismo_ossitocina_miglioramento_capacita_sociali-3598969/?refresh_ce
- http://www.filosofico.net/feuerbach.htm
- http://www.parafrasando.it/FILOSOFIA/Feuerbach_Ludwig.html
- http://filosoficamente.altervista.org/ludwig-feuerbach-e-la-riduzione-della-teologia-ad-antropologia/
- https://www.cliffsnotes.com/literature/l/leaves-of-grass/summary-and-analysis-calamus/whoever-you-are-holding-me-now-in-hand
- http://blog.pshares.org/index.php/kissing-walt-whitman/
- http://departments.knox.edu/engdept/commonroom/Volume_Three/number_one/lchamberlain/print.html