APA Format
Meyers, Robert A., (Robert Allen); Shore, Steven N.; Meyers, Robert A., (Robert Allen). (1989.).
Encyclopedia of astronomy and astrophysics / Robert A. Meyers, editor ; Steven N. Shore, scientific consultant
. San Diego, California :: Academic Press,.
MLA Format
Meyers, Robert A., (Robert Allen); Shore, Steven N.; Meyers, Robert A., (Robert Allen).
Encyclopedia of astronomy and astrophysics / Robert A. Meyers, editor ; Steven N. Shore, scientific consultant
. San Diego, California :: Academic Press,, 1989.
Chicago Format
Meyers, Robert A., (Robert Allen); Shore, Steven N.; Meyers, Robert A., (Robert Allen). Encyclopedia of astronomy and astrophysics / Robert A. Meyers, editor ; Steven N. Shore, scientific consultant. San Diego, California :: Academic Press,, 1989..