APA (7th ed.) Citation

Burgess, C. (2016). Sigma 7: The Six Mercury Orbits of Walter M. Schirra, Jr. Springer International Publishing : Imprint: Springer.

Chicago Style (17th ed.) Citation

Burgess, Colin. Sigma 7: The Six Mercury Orbits of Walter M. Schirra, Jr. Cham: Springer International Publishing : Imprint: Springer, 2016.

MLA (8th ed.) Citation

Burgess, Colin. Sigma 7: The Six Mercury Orbits of Walter M. Schirra, Jr. Springer International Publishing : Imprint: Springer, 2016.