Shlenov, V. L., & Petrushina, L. G. (1997). Pravoslavie i ėkologii︠a︡. Moskovskiĭ Patriarkhat, Otdel religioznogo obrazovanii︠a︡ i katekhizat︠s︡ii.
Chicago Style (17th ed.) CitationShlenov, V. L., and L. G. Petrushina. Pravoslavie I ėkologii︠a︡. Moskva: Moskovskiĭ Patriarkhat, Otdel religioznogo obrazovanii︠a︡ i katekhizat︠s︡ii, 1997.
MLA (9th ed.) CitationShlenov, V. L., and L. G. Petrushina. Pravoslavie I ėkologii︠a︡. Moskovskiĭ Patriarkhat, Otdel religioznogo obrazovanii︠a︡ i katekhizat︠s︡ii, 1997.
Warning: These citations may not always be 100% accurate.