Παραπομπή σε μορφή APA (7η εκδ.)

Ren, P., Kong, X., Chai, W., & Wang, Y. (2020). Sagittal spinal-pelvic alignment in patients with Crowe type IV developmental dysplasia of the hip. BMC.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ren, Peng, Xiangpeng Kong, Wei Chai, και Yan Wang. Sagittal Spinal-pelvic Alignment in Patients with Crowe Type IV Developmental Dysplasia of the Hip. BMC, 2020.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ren, Peng, et al. Sagittal Spinal-pelvic Alignment in Patients with Crowe Type IV Developmental Dysplasia of the Hip. BMC, 2020.