Gaya APA
Who is who in sciece in europe vol. 2. (1989).
:
Longman.
Gaya Chicago
Who is who in sciece in europe vol. 2.
.
:
Longman,
1989.
.
Gaya MLA
Who is who in sciece in europe vol. 2.
.
:
Longman,
1989.
.
Gaya Turabian
Who is who in sciece in europe vol. 2.
:
Longman,
1989.
.