APA

Lippincott K., .Astronomy. London: Dorling Kindersley.

Chicago

Lippincott Kristen, .Astronomy. London: Dorling Kindersley.

Harvard

Lippincott K., .Astronomy. London: Dorling Kindersley.

MLA

Lippincott Kristen, .London: Dorling Kindersley. .