Symonds, E. M., Chang, A., & Sahota, D. (2001). Fetal electrocardiography. London : River Edge, NJ: Imperial College Press ; Distributed by World Scientific Pub. Co..
Παραπομπή Chicago StyleSymonds, E. M., Allan Chang, και Daljit Sahota. Fetal Electrocardiography. London : River Edge, NJ: Imperial College Press ; Distributed by World Scientific Pub. Co., 2001.
Παραπομπή MLASymonds, E. M., Allan Chang, και Daljit Sahota. Fetal Electrocardiography. London : River Edge, NJ: Imperial College Press ; Distributed by World Scientific Pub. Co., 2001.
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