Разширено търсене
Автор да съдържа Penka Y. Kolchakova
A 512
Каталог "Статии" | Списание
A study of the effect of age on depressivity in Bulgarian urban population
(2003)
Penka Y. Kolchakova; Valentin H. Akabaliev
A 512
Каталог "Библиографии" | Списание
A study of the effect of age on depressivity in Bulgarian urban population
Penka Y. Kolchakova; Valentin H. Akabaliev