Gibb, D., & Arulkumaran, S. (1992). Fetal monitoring in practice.
Lua i Stíl Chicago (17ú heag.)Gibb, Donald, agus S. Arulkumaran. Fetal Monitoring in Practice. 1992.
Lua MLA (9ú heag.)Gibb, Donald, agus S. Arulkumaran. Fetal Monitoring in Practice. 1992.
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