Gray, John, 1951- What your mother couldn't tell you & your father didn't know : advanced relationship skills for better communication and lasting intimacy / John Gray. - 1st ed. - New York : HarperCollins, c1994. - xii, 427 p. ; 22 cm. ISBN: 0060171626 LCCN: 94018713 Subjects--Topical Terms: Man-woman relationshiops.Interpersonal relations.Marriage.