APA-ийн эшлэл(7 дахь хэвлэлт)

Speich, B., Von Niederhäusern, B., Blum, C., Keiser, J., Schur, N., Fürst, T., . . . Briel, M. (2017). Retrospective assessment of resource use and costs in two investigator-initiated randomized trials exemplified a comprehensive cost item list. Elsevier.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Speich, B., et al. Retrospective Assessment of Resource Use and Costs in Two Investigator-initiated Randomized Trials Exemplified a Comprehensive Cost Item List. Elsevier, 2017.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Speich, B., et al. Retrospective Assessment of Resource Use and Costs in Two Investigator-initiated Randomized Trials Exemplified a Comprehensive Cost Item List. Elsevier, 2017.