APA (7th ed.) Citation

Nigro, N. J. (2010). Knack night sky: Decoding the solar system, from constellations to black holes. Knack.

Chicago Style (17th ed.) Citation

Nigro, Nicholas J. Knack Night Sky: Decoding the Solar System, from Constellations to Black Holes. Guilford, Conn.: Knack, 2010.

MLA (8th ed.) Citation

Nigro, Nicholas J. Knack Night Sky: Decoding the Solar System, from Constellations to Black Holes. Knack, 2010.

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