Clarke, H. L. 1., & Clarke, H. L. 1. (1934). Clarke's technical studies: For the cornet : containing special exercising material for breath control, endurance and elasticity of the lips, high note production and technical perfection in general together with instructive text (New and rev. edición.). New York: C. Fischer.

Clarke, Herbert Lincoln 1867-1945, and Herbert Lincoln 1867-1945 Clarke. Clarke's Technical Studies: For the Cornet : Containing Special Exercising Material for Breath Control, Endurance and Elasticity of the Lips, High Note Production and Technical Perfection in General Together With Instructive Text. New and rev. edición. New York: C. Fischer, 1934.

Clarke, Herbert Lincoln 1867-1945, and Herbert Lincoln 1867-1945 Clarke. Clarke's Technical Studies: For the Cornet : Containing Special Exercising Material for Breath Control, Endurance and Elasticity of the Lips, High Note Production and Technical Perfection in General Together With Instructive Text. New and rev. edición. New York: C. Fischer, 1934.