S̆ičko, G. A. (1969). Vtoraâ signal'naâ sistema i ee fiziologičeskie mehanizmy: The second signal system and its physiologic mechanism : Vtoraâ signal'naâ sistema i reflektornaâ deâtel'nost' = The second signal system an reflex activity. Leningrad : Medicina.
Chicago Style CitationS̆ičko, Gennadij Andreevič. Vtoraâ Signal'naâ Sistema I Ee Fiziologičeskie Mehanizmy: The Second Signal System and Its Physiologic Mechanism : Vtoraâ Signal'naâ Sistema I Reflektornaâ Deâtel'nost' = The Second Signal System an Reflex Activity. Leningrad : Medicina, 1969.
MLA CitationS̆ičko, Gennadij Andreevič. Vtoraâ Signal'naâ Sistema I Ee Fiziologičeskie Mehanizmy: The Second Signal System and Its Physiologic Mechanism : Vtoraâ Signal'naâ Sistema I Reflektornaâ Deâtel'nost' = The Second Signal System an Reflex Activity. Leningrad : Medicina, 1969.