APA (7th ed.) Citation

Abal, F. J. P., Auné, S. E., & Attorresi, H. F. Variation in Likert scale of the mathematics usefulness test. Instituto Peruano de Orientación Psicológica – IPOPS.

Chicago Style (17th ed.) Citation

Abal, Facundo Juan Pablo, Sofía Esmeralda Auné, and Horacio Félix Attorresi. Variation in Likert Scale of the Mathematics Usefulness Test. Instituto Peruano de Orientación Psicológica – IPOPS.

MLA (9th ed.) Citation

Abal, Facundo Juan Pablo, et al. Variation in Likert Scale of the Mathematics Usefulness Test. Instituto Peruano de Orientación Psicológica – IPOPS.

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