APA ציטוט

Grocott, M. P., & Levett, D. Z. (2013). Everest 60 years on: What next? BioMed Central.

Citação norma Chicago

Grocott, Michael PW, and Denny ZH Levett. Everest 60 years On: What Next? BioMed Central, 2013.

ציטוט MLA

Grocott, Michael PW, and Denny ZH Levett. Everest 60 years On: What Next? BioMed Central, 2013.