Pyotr Ilyich Tchaikovsky (Rọ́síà: Пётр Ильич Чайковский, Pëtr Il'ič Čajkovskij) (17 May [O.S. 5 May] 1840 – 6 November 1893) jẹ́ ọ̀kọrin, atẹdùrú, àti olùdarí orin orin ọmọ orílẹ̀-èdè Rọ́ṣíà, ó jẹ́ ọ̀kan nínú àwọn ọ̀kọrin tí ó nípa jùlọ nínú orin ní sẹ́ńtúrí mọ́kàndínlógún (19 century) Asafyev, Boris, "The Great Russian Composer." In Russian Symphony: Thoughts About Tchaikovsky (New York: Philosophical Library, 1947). ISBN n/a. Benward, Bruce and Marilyn Saker, Music: In Theory and Practice, Vol. 1 (New York: Mc Graw-Hill, 2003), Seventh Edition. ISBN 978-0-07-294262-0. Bergamini, John, The Tragic Dynasty: A History of the Romanovs (New York: G.P. Putnam's Sons, 1969). Library of Congress Card Catalog Number 68-15498. Botstein, Leon, "Music as the Language of Psychological Realm." In Tchaikovsky and His World (Princeton, New Jersey: Princeton University Press, 1998), ed. Kearney, Leslie. ISBN 0-691-00429-3.