Nina Hartley's Guide to Better Fellatio
1994
Nina Hartley's Guide to Foreplay
1997
Nina Hartley's Guide to Sex Toys
1998
Nina Hartley's Advanced Guide to Oral Sex
Nina Hartley's Guide to Making Love to Women
2000
Nina Hartley's Guide to Better Cunnilingus
2001
Nina Hartley's Guide to Alternative Sex
2002
Nina Hartley's Guide to Sensual Domination 1 - How to Dominate a Man
2003
Nina Hartley's Guide to Sensual Domination 2 - How to Dominate a Woman
Nina Hartley's Guide to Masturbation
2004
Nina Hartley's Guide to Multiple Orgasms
Nina Hartley's Guide to Double Penetration
Nina Hartley's Guide to G Spot Sex
2005
Nina Hartley's Guide to Female Ejaculation
2006
Nina Hartley's Guide to Great Sex During Pregnancy
2008
Nina Hartley's Guide to Younger Men Older Women Sex
2014
