299,599 299,338 LUDWIG GERD, FRICK JULIAN Spermatology : atlas and manual / Gerd Ludwig, Julian Frick ; in collab. with Erwin Rovan ; with a contribution by Wolf-Hartmut Weiske and Fred Maleika. - Berlin [etc.] : Springer-Veri., [1990]. - IX, 162 s. : il., wvkr. ; 28 cm ISBN 3-540-19226-3 Berlin [etc.] ISBN 0-387-19226-3 New York [etc.]