Gaya APA
Welton, David A.. (1981).
Children and their world: straregies for teaching social studies (2nd. ed.).
Boston:
Mifflin..
Gaya Chicago
Welton, David A..
Children and their world: straregies for teaching social studies.
2nd. ed.
Boston:
Mifflin.,
1981.
Text.
Gaya MLA
Welton, David A..
Children and their world: straregies for teaching social studies.
2nd. ed.
Boston:
Mifflin.,
1981.
Text.
Gaya Turabian
Welton, David A..
Children and their world: straregies for teaching social studies.
2nd. ed.
Boston:
Mifflin.,
1981.
Print.