Cita APA (7a ed.)

Meggers, B. J. (1965). Early formative period of coastel Ecuador: The Valdivia and Machalilla phases. Smithsonian Institution.

Cita Chicago Style (17a ed.)

Meggers, Betty Jane. Early Formative Period of Coastel Ecuador: The Valdivia and Machalilla Phases. Washington: Smithsonian Institution, 1965.

Cita MLA (9a ed.)

Meggers, Betty Jane. Early Formative Period of Coastel Ecuador: The Valdivia and Machalilla Phases. Smithsonian Institution, 1965.