APA (7th ed.) Citation

Educational Research Service (Arlington, Va.). (1986). ERS spectrum. Educational Research Service.

Chicago Style (17th ed.) Citation

Educational Research Service (Arlington, Va.). ERS Spectrum. Arlington, Va.: Educational Research Service, 1986.

MLA (9th ed.) Citation

Educational Research Service (Arlington, Va.). ERS Spectrum. Educational Research Service, 1986.

Warning: These citations may not always be 100% accurate.