APA (7th ed.) Citation

Allen, J. A. V. (1993). Elementaey problems and answers in solar system astrinomy. Dudeworth.

Chicago Style (17th ed.) Citation

Allen, James A. Van. Elementaey Problems and Answers in Solar System Astrinomy. Dudeworth, 1993.

MLA (8th ed.) Citation

Allen, James A. Van. Elementaey Problems and Answers in Solar System Astrinomy. Dudeworth, 1993.

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