Cita APA (7th ed.)

Hefty, M., Ortiz, S., & Nelson, S. (2008). Sentence diagramming: A step-by-step approach to learning Grammar through diagramming. Pearson Education.

Cita Chicago (17th ed.)

Hefty, Marye, Sallie Ortiz, i Sara Nelson. Sentence Diagramming: A Step-by-step Approach to Learning Grammar Through Diagramming. Nueva York: Pearson Education, 2008.

Cita MLA (9th ed.)

Hefty, Marye, et al. Sentence Diagramming: A Step-by-step Approach to Learning Grammar Through Diagramming. Pearson Education, 2008.