National Science Teachers Association & Novak, J. D. (1972). Facilities for secondary school science teaching: Evolving patterns in facilities and programs. NSTA.
Citazione stile Chigago Style (17a edizione)National Science Teachers Association e Joseph D. Novak. Facilities for Secondary School Science Teaching: Evolving Patterns in Facilities and Programs. Washington, DC: NSTA, 1972.
Citatione MLA (9a ed.)National Science Teachers Association e Joseph D. Novak. Facilities for Secondary School Science Teaching: Evolving Patterns in Facilities and Programs. NSTA, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.