Gaya APA
Frizzo, G, B. et al (2013).
Crying as a Form of Parent–Infant Communication in the Context of Maternal Depression .
New York:
Business Media.
Gaya MLA
Frizzo, Giana, B.. et al.
"Crying as a Form of Parent–Infant Communication in the Context of Maternal Depression".
New York:
Business Media,
2013.
e-journal.