APA (7th ed.) Citation

(2018). Preface to the third edition - Field Trials of Health Interventions - NCBI Bookshelf.pdf. Oxford University Press.

Chicago Style (17th ed.) Citation

Preface to the Third Edition - Field Trials of Health Interventions - NCBI Bookshelf.pdf. Oxford University Press, 2018.

MLA (8th ed.) Citation

Preface to the Third Edition - Field Trials of Health Interventions - NCBI Bookshelf.pdf. Oxford University Press, 2018.

Warning: These citations may not always be 100% accurate.