APA Style
DAHLAN, M. Sopiyudin. (2014).
Menelaah Validitas Penelitian Observasional: Seri 19 .
Jakarta:
Sagung Seto.
Chicago Style
DAHLAN, M. Sopiyudin.
Menelaah Validitas Penelitian Observasional: Seri 19.
Jakarta:
Sagung Seto,
2014.
Text.
MLA Style
DAHLAN, M. Sopiyudin.
Menelaah Validitas Penelitian Observasional: Seri 19.
Jakarta:
Sagung Seto,
2014.
Text.
Turabian Style
DAHLAN, M. Sopiyudin.
Menelaah Validitas Penelitian Observasional: Seri 19.
Jakarta:
Sagung Seto,
2014.
Print.