Cita APA

Syer, H. W., & Syer, H. W. (1965). Mathematical system. Ann Arbor, Michigan: Board of Trustees of the Leland Stanford Junior University.

Citación estilo Chicago

Syer, Henry W., y Henry W. Syer. Mathematical System. Ann Arbor, Michigan: Board of Trustees of the Leland Stanford Junior University, 1965.

Cita MLA

Syer, Henry W., y Henry W. Syer. Mathematical System. Ann Arbor, Michigan: Board of Trustees of the Leland Stanford Junior University, 1965.