APA Style

Bergquist, N. O.. (1954). The Moon Puzzle (First Edition). Denmark: Fish Forlag.

Chicago Style

Bergquist, N. O.. The Moon Puzzle. First Edition Denmark: Fish Forlag, 1954. Print.

MLA Style

Bergquist, N. O.. The Moon Puzzle. First Edition Denmark: Fish Forlag, 1954. Print.

Turabian Style

Bergquist, N. O.. The Moon Puzzle. First Edition Denmark: Fish Forlag, 1954. Print.