(1990). The step by step series: As given by the ascended masters. Pearl Publ.
Citazione stile Chigago Style (17a edizione)The Step by Step Series: As Given by the Ascended Masters. Mount Shasta, Calif: Pearl Publ, 1990.
Citatione MLA (8a ed.)The Step by Step Series: As Given by the Ascended Masters. Pearl Publ, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.