APA-čujuhus (7. p.)
World Health Organization, ebrary, Inc, De Savigny, D., & Adam, T. (2009). Systems thinking for health systems strengthening. World Health Organization.
Chicago-čujuhus (17. p.)
World Health Organization, Inc ebrary, Don De Savigny, juo Taghreed Adam. Systems Thinking for Health Systems Strengthening. Geneva: World Health Organization, 2009.
MLA-čujuhus (9. p.)
World Health Organization, et al. Systems Thinking for Health Systems Strengthening. World Health Organization, 2009.
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