Gaya APA
RICH, Maria F. (ed.). (1976).
Who's who in opera An international bibliographical directory of singers conductors, dirrector .
New York:
Arno Press.
Gaya Chicago
RICH, Maria F. (ed.).
Who's who in opera An international bibliographical directory of singers conductors, dirrector.
New York:
Arno Press,
1976.
.
Gaya MLA
RICH, Maria F. (ed.).
Who's who in opera An international bibliographical directory of singers conductors, dirrector.
New York:
Arno Press,
1976.
.
Gaya Turabian
RICH, Maria F. (ed.).
Who's who in opera An international bibliographical directory of singers conductors, dirrector.
New York:
Arno Press,
1976.
.