ISBN 9781362618508 books & textbook
The Germ-plasm; a Theory of Heredity
Weismann, August 1834-1914 Rönnfeldt, Harriet Parker, W. N. (William Newton) d. 1923
Wentworth Press /2016-08-26 Hardcover / 514 Pages
isbn-10: 1362618500 / isbn-13: 9781362618508
