O. M. Drapkina & R. N. Shepel'. (2015). SLEEP DURATION: MODERN VIEW OF THE PROBLEM FROM THE STANDPOINT OF A CARDIOLOGIST. Столичная издательская компания.
Chicago Style (17th ed.) CitationO. M. Drapkina and R. N. Shepel'. SLEEP DURATION: MODERN VIEW OF THE PROBLEM FROM THE STANDPOINT OF A CARDIOLOGIST. Столичная издательская компания, 2015.
MLA (9th ed.) CitationO. M. Drapkina and R. N. Shepel'. SLEEP DURATION: MODERN VIEW OF THE PROBLEM FROM THE STANDPOINT OF A CARDIOLOGIST. Столичная издательская компания, 2015.
Warning: These citations may not always be 100% accurate.