APA ציטוט

(2011). Sky & Telescope, the Essential Magazine of Astronomy. April 1998. Sky Publishing Corp.

Trích dẫn kiểu Chicago

Sky & Telescope, the Essential Magazine of Astronomy. April 1998. Sky Publishing Corp, 2011.

ציטוט MLA

Sky & Telescope, the Essential Magazine of Astronomy. April 1998. Sky Publishing Corp, 2011.