Cita APA (7th ed.)
Lamb, S. M., & Newell, L. E. (1966). Outline of stratificational grammar. Georgetown University.
Cita Chicago (17th ed.)
Lamb, Sydney M., i Leonard E. Newell. Outline of Stratificational Grammar. Washington, USA: Georgetown University, 1966.
Cita MLA (9th ed.)
Lamb, Sydney M., i Leonard E. Newell. Outline of Stratificational Grammar. Georgetown University, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.