Cita APA (7th ed.)

Hatfield, L. L., & Bradbard, D. A. t. e. (1978). Mathematics problem solving: Papers from a research workshop. ERIC clearinghouse for Science.

Cita Chicago (17th ed.)

Hatfield, Larry L.,eds, i David A. tech'l eds Bradbard. Mathematics Problem Solving: Papers from a Research Workshop. Columbus: ERIC clearinghouse for Science, 1978.

Cita MLA (9th ed.)

Hatfield, Larry L.,eds, i David A. tech'l eds Bradbard. Mathematics Problem Solving: Papers from a Research Workshop. ERIC clearinghouse for Science, 1978.