National Assessment of Educational Progress. (1979). Technical information and data from the 1977 young adult assessment of health, energy and reading: Released exercises, national and group results. NAEP.
Cita Chicago (17th ed.)National Assessment of Educational Progress. Technical Information and Data from the 1977 Young Adult Assessment of Health, Energy and Reading: Released Exercises, National and Group Results. Denver, Colorado: NAEP, 1979.
Cita MLA (9th ed.)National Assessment of Educational Progress. Technical Information and Data from the 1977 Young Adult Assessment of Health, Energy and Reading: Released Exercises, National and Group Results. NAEP, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.