Gaya APA
Developing the underdeveloped countries. (1973).
London:
Macmillan.
Gaya Chicago
Developing the underdeveloped countries.
text.
London:
Macmillan,
1973.
Tesis.
Gaya MLA
Developing the underdeveloped countries.
text.
London:
Macmillan,
1973.
Tesis.
Gaya Turabian
Developing the underdeveloped countries.
London:
Macmillan,
1973.
Tesis.