The following editions of the journal, Parabola: The Search for Meaning, contain articles featuring Helen Luke or the Applefarm Community. 

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• ​VOL. 05:4 Woman, "The Perennial Feminine" - An affirmation of woman's fundamental tasks and values.​
• VOL. 08:1 Guilt, "Suffering" - The consequences of evasion.
• VOL. 10:1 Wholeness, "Letting Go" (interview). 
• VOL. 10:4 The Seven Deadly Sins, "The Lion and the Unicorn" - Purging the ego.
• VOL. 11:2 Mirrors, "The Only Freedom" (interview).
• VOL. 12:4 The Sense of Humor, "The Laughter at the Heart of Thing" - Finding the royal road to freedom and joy.
• VOL. 13:4 The Mountain, "The Threshold of the Mountain in Dante's Divine Comedy" -Moving through Purgatory towards Peter's Gate.
• VOL. 14:4 Triad, "Peter's Gate" - An alchemical rite of passage in Dante' Divine Comedy.
• VOL. 15:4 Hospitality, "The Stranger Within" - The journey to self-acknowledgment and wholeness.
• VOL. 16:4 The Golden Mean, "Humility" - The human point linking active sun and passive earth.
• VOL. 18:3 Crossroads, "A Woman's Dream" - Traveling to the crossroads.
• VOL. 19:2 Twins, "Jacob and Esau" - What we must learn from the Biblical story of rivalry and reconciliation.
• VOL. 24:2 Prayer and Meditation, "A Blessing of One's Own" - Selections from Helen Luke's journal.
• VOL. 24:3 Number & Symbol, "A Blessing of One's Own" - Selections from Helen Luke's journal. 
• VOL. 29:1 Marriage, "The Marriage Vow" - Commitment to what end?
• VOL. 39:1 Wisdom, "An Unintentional Community" by Don L. Troyer: Helen Luke and the dream-led journey of Apple Farm. ​
• VOL. 41:2 Innocence & Experience, Lorraine Kisly, "Then It is Given to You" - A conversation with Jungian thinker Helen Luke.
• VOL. 50:1 The Mystery of Time, Shawn Casey, "A Visit to Apple Farm" - A place or prayer and Jungian wisdom.