@Book{773971661,
author="B{\u{a}}rkalova, Petja",
title="Bulgarian grammar: morphology and syntax",
year="2011",
edition="1. izd.",
publisher="Univ. Izdat. Paisij Chilendarski",
address="Plovdiv",
note="Petya Barkalova",
isbn="9789544236694",
language="English"
}