Gaya APA
Field Trials of Health Interventions: A Toolbox. (2015).
New York:
Oxford university press.
Gaya Chicago
Field Trials of Health Interventions: A Toolbox.
Ed. 3.
New York:
Oxford university press,
2015.
.
Gaya MLA
Field Trials of Health Interventions: A Toolbox.
Ed. 3.
New York:
Oxford university press,
2015.
.
Gaya Turabian
Field Trials of Health Interventions: A Toolbox.
New York:
Oxford university press,
2015.
.