Meulen, J. v. d. (1989). Time and nature of the signal for maternal recognition of pregnancy in the pig.
Chicago-viite (17. p.)Meulen, Jan van der. Time and Nature of the Signal for Maternal Recognition of Pregnancy in the Pig. 1989.
MLA-viite (8. p.)Meulen, Jan van der. Time and Nature of the Signal for Maternal Recognition of Pregnancy in the Pig. 1989.
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