Dyfyniad APA

Mata Jiménez, L., & Villatoro, E. (1977). Umbilical Cord Immunoglobulins and Fetal Maturity: Neonates in a Guatemalan Indian Village.

Dyfyniad Arddull Chicago

Mata Jiménez, Leonardo, y Elba Villatoro. Umbilical Cord Immunoglobulins and Fetal Maturity: Neonates in a Guatemalan Indian Village. 1977.

Dyfyniad MLA

Mata Jiménez, Leonardo, y Elba Villatoro. Umbilical Cord Immunoglobulins and Fetal Maturity: Neonates in a Guatemalan Indian Village. 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.