Gaya APA
Smith, H.W.. (1981).
Strategies of Social Research (2nd ed.).
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc.
Gaya Chicago
Smith, H.W..
Strategies of Social Research.
2nd ed.
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc,
1981.
Text.
Gaya MLA
Smith, H.W..
Strategies of Social Research.
2nd ed.
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc,
1981.
Text.
Gaya Turabian
Smith, H.W..
Strategies of Social Research.
2nd ed.
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc,
1981.
Print.