Cita APA

Oppenheim, E. P. (1923). The seven conundrums. Little, Brown, and Co..

Citación estilo Chicago

Oppenheim, E. Phillips. The Seven Conundrums. Boston: Little, Brown, and Co., 1923.

Cita MLA

Oppenheim, E. Phillips. The Seven Conundrums. Little, Brown, and Co., 1923.

Warning: These citations may not always be 100% accurate.