La synergie spirituelle.
Series: Bulletin de l'Association russe pour les recherches scientifiques à Prague,; v.2 (7) no 6; Zapiski Russkago nauchno-izsli͡e︡dovatelʹskago obʺedinenīi͡a︡ v Pragi͡e︡ ;; t. 2.
Publisher: Russkīĭ svobodnyĭ universitet v Pragi͡e︡
Published: 1935
Place of publication: Praha
Language: fre
Number of pages: 33
Subjects: Philosophy.
Notes: Cover title.