School Mathematics Study Group & Schaaf, W. L. (1967). The golden measure. Leland Stanford Junior University.
Cita Chicago (17th ed.)School Mathematics Study Group i William L. Schaaf. The Golden Measure. Stanford, CA: Leland Stanford Junior University, 1967.
Cita MLA (9th ed.)School Mathematics Study Group i William L. Schaaf. The Golden Measure. Leland Stanford Junior University, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.