APA

Pickering J. S., . (1958). 1001 questions answered about astronomy. New York: Dodd, Mead.

Chicago

Pickering James Sayre, . 1958. 1001 questions answered about astronomy. New York: Dodd, Mead.

Harvard

Pickering J. S., . (1958). 1001 questions answered about astronomy. New York: Dodd, Mead.

MLA

Pickering James Sayre, . 1001 questions answered about astronomy. New York: Dodd, Mead. 1958.