Hell, H. v. (1972). Human urinary gonadotrophins: Purification and characterization. s.n..
Chicago Style (17th ed.) CitationHell, Hans van. Human Urinary Gonadotrophins: Purification and Characterization. [S.l.: s.n., 1972.
MLA (8th ed.) CitationHell, Hans van. Human Urinary Gonadotrophins: Purification and Characterization. s.n., 1972.
Warning: These citations may not always be 100% accurate.