Gaya APA
Piekkola, Brad. (2017).
Conceptual & historical issues in psychology .
cau:
SAGE.
Gaya Chicago
Piekkola, Brad.
Conceptual & historical issues in psychology.
cau:
SAGE,
2017.
Buku.
Gaya MLA
Piekkola, Brad.
Conceptual & historical issues in psychology.
cau:
SAGE,
2017.
Buku.
Gaya Turabian
Piekkola, Brad.
Conceptual & historical issues in psychology.
cau:
SAGE,
2017.
Buku.