Gaya APA
Riso, Don Richard. (1987).
Personality Types. Using the Enneagram for Self-Discovery (1).
London:
The Aquarian Press.
Gaya Chicago
Riso, Don Richard.
Personality Types. Using the Enneagram for Self-Discovery.
1
London:
The Aquarian Press,
1987.
Text.
Gaya MLA
Riso, Don Richard.
Personality Types. Using the Enneagram for Self-Discovery.
1
London:
The Aquarian Press,
1987.
Text.
Gaya Turabian
Riso, Don Richard.
Personality Types. Using the Enneagram for Self-Discovery.
1
London:
The Aquarian Press,
1987.
Print.