Cita APA (7a ed.)

Blanchard, D. C. (1969). From raindrops to volcanoes (1st print.). Dell Publishing Co..

Cita Chicago Style (17a ed.)

Blanchard, Duncan C. From Raindrops to Volcanoes. 1st print. New York: Dell Publishing Co., 1969.

Cita MLA (9a ed.)

Blanchard, Duncan C. From Raindrops to Volcanoes. 1st print. Dell Publishing Co., 1969.