Gaya APA
Bluden, Godfrey. (1966).
Eastern Europe Czechoslovakia, Hungary, Poland .
Netherlands:
Time Life International.
Gaya Chicago
Bluden, Godfrey.
Eastern Europe Czechoslovakia, Hungary, Poland.
Netherlands:
Time Life International,
1966.
.
Gaya MLA
Bluden, Godfrey.
Eastern Europe Czechoslovakia, Hungary, Poland.
Netherlands:
Time Life International,
1966.
.
Gaya Turabian
Bluden, Godfrey.
Eastern Europe Czechoslovakia, Hungary, Poland.
Netherlands:
Time Life International,
1966.
.