APA (7th ed.) Citation
Ertmer, D. J. (2004). How Well Can Children Recognize Speech Features in Spectrograms? Comparisons by Age and Hearing Status. Journal of Speech, Language & Hearing Research, 47(3), 484-496.
Chicago Style (17th ed.) Citation
Ertmer, David J. "How Well Can Children Recognize Speech Features in Spectrograms? Comparisons by Age and Hearing Status." Journal of Speech, Language & Hearing Research 47, no. 3 (2004): 484-496.
MLA (9th ed.) Citation
Ertmer, David J. "How Well Can Children Recognize Speech Features in Spectrograms? Comparisons by Age and Hearing Status." Journal of Speech, Language & Hearing Research, vol. 47, no. 3, 2004, pp. 484-496.
Warning: These citations may not always be 100% accurate.