Gaya APA
Readers Digest Library of Essential Knowledge. (1979).
Sydney:
Readers Digest Services PTY Limited.
Gaya Chicago
Readers Digest Library of Essential Knowledge.
Vol. 3.
Sydney:
Readers Digest Services PTY Limited,
1979.
.
Gaya MLA
Readers Digest Library of Essential Knowledge.
Vol. 3.
Sydney:
Readers Digest Services PTY Limited,
1979.
.
Gaya Turabian
Readers Digest Library of Essential Knowledge.
Sydney:
Readers Digest Services PTY Limited,
1979.
.