Cita APA (7th ed.)

Brown, W. R. (1977). Earth science: A search for understanding: teacher's annotated edition. J.B. Lippincott.

Cita Chicago (17th ed.)

Brown, Walter R. Earth Science: A Search for Understanding: Teacher's Annotated Edition. J.B. Lippincott, 1977.

Cita MLA (9th ed.)

Brown, Walter R. Earth Science: A Search for Understanding: Teacher's Annotated Edition. J.B. Lippincott, 1977.