Information Bulgaria : a short encyclopaedia of the People's Republic of Bulgaria

MLA

Information Bulgaria : a Short Encyclopaedia of the People's Republic of Bulgaria. Oxford [Oxfordshire]: Pergamon Press, 1985.

APA

(1985). Information Bulgaria : a short encyclopaedia of the People's Republic of Bulgaria. Oxford [Oxfordshire]: Pergamon Press.

Chicago

Information Bulgaria: A Short Encyclopaedia of the People's Republic of Bulgaria. Oxford [Oxfordshire]: Pergamon Press, 1985.