* "The Evolutionary Biology of Human Female Sexuality", by Randy Thornhill, Steven W. Gangestad <ref>[http://books.google.com/books?id=5uVUwCE3Vm4C&dq=The+Evolutionary+Biology+of+Human+Female+Sexuality&printsec=frontcover&source=bl&ots=4FyUqx3Aon&sig=3obt1PlgudQmqeubR22jRBwNJMs&hl=en&ei=PxwkSqfEOpi8M8PS7LYJ&sa=X&oi=book_result&ct=result&resnum=7#PPP13,M1 "The Evolutionary Biology of Human Female Sexuality"], by [[Randy Thornhill]], [[Steven W. Gangestad</ref>]]
* "Motherhood – How should we care for our children?", by Anne Manne<ref>[http://books.google.com/books?id=KHdpcmuXB_oC&printsec=frontcover&dq=motherhood "Motherhood – How should we care for our children?"], by [[Anne Manne</ref>]]
* "Mother nature: maternal instincts and how they shape the human species", by [[Sarah Blaffer Hrdy]]<ref>[http://books.google.com/books?id=DcCOAAAAIAAJ&q=motherhood+biology&dq=motherhood+biology&lr=&pgis=1 "Mother nature: maternal instincts and how they shape the human species"], by [[Sarah Blaffer Hrdy</ref>]]
