APA (7th ed.) Citation

Eastern commercial teacher's association. (1928). Yearbook. 1st-16th ; 1928-43. s.n.

Chicago Style (17th ed.) Citation

Eastern commercial teacher's association. Yearbook. 1st-16th ; 1928-43. [Philadelphia]: s.n, 1928.

MLA (9th ed.) Citation

Eastern commercial teacher's association. Yearbook. 1st-16th ; 1928-43. s.n, 1928.