Cita APA

(1991). Discrete mathematics across the curriculum, K-12: 1991 yearbook. Reston, Virginia: National Council of Teachers of Mathematics.

Chicago Style Citation

Discrete Mathematics Across the Curriculum, K-12: 1991 Yearbook. Reston, Virginia: National Council of Teachers of Mathematics, 1991.

Cita MLA

Discrete Mathematics Across the Curriculum, K-12: 1991 Yearbook. Reston, Virginia: National Council of Teachers of Mathematics, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.