APA-ийн эшлэл(7 дахь хэвлэлт)

Drukker, L., Yasrab, R., Noble, J., & Papageorghiou, A. (2021). VP18.07: First trimester scans: how much time does it take to acquire the CRL and NT? Wiley.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Drukker, L., R. Yasrab, JA Noble, ба AT Papageorghiou. VP18.07: First Trimester Scans: How Much Time Does It Take to Acquire the CRL and NT? Wiley, 2021.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Drukker, L., et al. VP18.07: First Trimester Scans: How Much Time Does It Take to Acquire the CRL and NT? Wiley, 2021.