Houston, W. J. B. E. (1976). Walther`s orthodontic notes (Ed.3.).
Chicago Edition CitationHouston, W J B; Ed. Walther`s Orthodontic Notes. Ed.3. Bristol, John Wright & Sons, 1976.
MLA引文Houston, W J B; Ed. Walther`s Orthodontic Notes. Ed.3. 1976.
警告：這些引文格式不一定是100％准確.