Gaya APA
Engel, George L. (1962).
Psychological development in health and disease .
London:
W.B. Saunders Company.
Gaya Chicago
Engel, George L.
Psychological development in health and disease.
London:
W.B. Saunders Company,
1962.
Text.
Gaya MLA
Engel, George L.
Psychological development in health and disease.
London:
W.B. Saunders Company,
1962.
Text.
Gaya Turabian
Engel, George L.
Psychological development in health and disease.
London:
W.B. Saunders Company,
1962.
Print.