Equine ReproductionAngus O. McKinnon, Edward L. Squires, Wendy E. Vaala, Dickson D. Varner · First published 2011Open the Tome
Manual of Equine ReproductionTerry L. Blanchard, Dickson D. Varner, Charles C. Love, Steven P. Brinsko, Sherri L. Rigby, James Schumacher · First published 2002Open the Tome