Helleman-Elgersma, W. (1980). Soul-Sisters: A Commentary on Enneads IV 3 (27), 1-8 of Plotinus. Leiden; Boston: BRILL.
استشهاد بنمط شيكاغوHelleman-Elgersma, Wypkje. Soul-Sisters: A Commentary On Enneads IV 3 (27), 1-8 of Plotinus. Leiden; Boston: BRILL, 1980.
MLA استشهادHelleman-Elgersma, Wypkje. Soul-Sisters: A Commentary On Enneads IV 3 (27), 1-8 of Plotinus. Leiden; Boston: BRILL, 1980.
