Cita APA

Aistrop, J. B. 1., & Aistrop, J. B. 1. (1961). Enjoying nature's marvels. New York, New York: Vanguard Press.

Citación estilo Chicago

Aistrop, Jack Bentley 1916-, y Jack Bentley 1916- Aistrop. Enjoying Nature's Marvels. New York, New York: Vanguard Press, 1961.

Cita MLA

Aistrop, Jack Bentley 1916-, y Jack Bentley 1916- Aistrop. Enjoying Nature's Marvels. New York, New York: Vanguard Press, 1961.