Anderson, P., Dickson, G. R., & Silverberg, R. (1972). The day the sun stood still: Three original novellas of science fiction ([1st ed.].). T. Nelson.

Anderson, Poul, Gordon R. Dickson, and Robert Silverberg. The Day the Sun Stood Still: Three Original Novellas of Science Fiction. [1st ed.]. Nashville: T. Nelson, 1972.

Anderson, Poul, et al. The Day the Sun Stood Still: Three Original Novellas of Science Fiction. [1st ed.]. T. Nelson, 1972.