Izbrannye trudy.
APA Citation
Bogoli͡ubov, N. N. (Nikolaĭ Nikolaevich). (196971). Izbrannye trudy. Kiev: "Naukova dumka".
MLA Citation
Bogoli͡ubov, N. N. (Nikolaĭ Nikolaevich). Izbrannye Trudy. Kiev: "Naukova dumka", 196971.
Warning: These citations may not always be complete (especially for serials).