Siebert, D., & Vogel, O. H. How to improve your baseball. Athletic Institute.
Chicago Style (17th ed.) CitationSiebert, Dick, and Otto H. Vogel. How to Improve Your Baseball. Chicago, Ill.: Athletic Institute.
MLA (8th ed.) CitationSiebert, Dick, and Otto H. Vogel. How to Improve Your Baseball. Athletic Institute.
Warning: These citations may not always be 100% accurate.