Gaya APA
Modern Chartwork. (1977).
Great Britain:
Brown, Son & Ferguson, LTD.
Gaya Chicago
Modern Chartwork.
Reprinted 5th Ed.
Great Britain:
Brown, Son & Ferguson, LTD,
1977.
Text.
Gaya MLA
Modern Chartwork.
Reprinted 5th Ed.
Great Britain:
Brown, Son & Ferguson, LTD,
1977.
Text.
Gaya Turabian
Modern Chartwork.
Great Britain:
Brown, Son & Ferguson, LTD,
1977.
Print.