Latin, grades seven, eight, and nine :
Junior High School.

APA Citation

Denver Public Schools. (1924). Latin, grades seven, eight, and nine: Junior High School. Denver, Colorado: Public schools.

MLA Citation

Denver Public Schools. Latin, Grades Seven, Eight, And Nine: Junior High School. Denver, Colorado: Public schools, 1924.

Warning: These citations may not always be complete (especially for serials).