Citazione APA

Bergwin, C. R. A., & Coleman , W. T. (1963). Animal astronauts: They opened the way to the stars.

Stile di citazione Chicago

Bergwin, Clyde R. And, e William T. Coleman. Animal Astronauts: They Opened the Way to the Stars. 1963.

Citazione MLA

Bergwin, Clyde R. And, e William T. Coleman. Animal Astronauts: They Opened the Way to the Stars. 1963.