Last entry from Maslow's journals.
Some Thoughts from Abraham Maslow - Excerpts from Toward a Psychology of Being
"Humanistic Science and Transcendent Experience" - JHP. Vol. V, No. 2, Fall 1965.
Religions, Values, and Peak Experiences - Contents and excerpts
"A Theory of Human Motivation" - Classic paper
"Deprivation, Threat and Frustration" - Classic paper