Gaya APA
Social studies in a mass society. (1969).
California:
International Texbook Company.
Gaya Chicago
Social studies in a mass society.
text.
California:
International Texbook Company,
1969.
Tesis.
Gaya MLA
Social studies in a mass society.
text.
California:
International Texbook Company,
1969.
Tesis.
Gaya Turabian
Social studies in a mass society.
California:
International Texbook Company,
1969.
Tesis.