Cita APA (7a ed.)

Parmeter, J. R., & Whitney, H. S. Taxonomy and nomenclature of the imperfect state.

Cita Chicago Style (17a ed.)

Parmeter, J. R., y H. S. Whitney. Taxonomy and Nomenclature of the Imperfect State.

Cita MLA (8a ed.)

Parmeter, J. R., y H. S. Whitney. Taxonomy and Nomenclature of the Imperfect State.