General bulletin on guidance. - Harrisburg, Pa., 1925. - 123 p. 24 cm. - Bulletin no. 13 . - Bulletin (Pennsylvania. Department of Public Instruction) ; no. 13. . At head of title: Commonwealth of Pennsylvania, Department of Public Instruction. Bibliography: p. 118-123. LCCN: e 26000214 Subjects--Topical Terms: Vocational guidance.Vocational education--Pennsylvania. LC Class. No.: L194 / .B5 no. 13