APA način citiranja

Sachs, R. K., & Wu, H. (1977). General relativity for mathematicians.

Čikaški stil citiranja

Sachs, R K., i H. Wu. General Relativity for Mathematicians. Springer-Verlag, New York, 1977.

MLA način citiranja

Sachs, R K., i H. Wu. General Relativity for Mathematicians. 1977.