Van der Maas, H. M. (1994). Towards in vitro fertilization, gametosomatic cybridization and DNA transfer in perennial ryegrass (Lolium perenne L.). [s.n.].
Chicagoスタイル(17版)引用形式Van der Maas, Heleen M. Towards in Vitro Fertilization, Gametosomatic Cybridization and DNA Transfer in Perennial Ryegrass (Lolium Perenne L.). Wageningen: [s.n.], 1994.
MLA(8版)引用形式Van der Maas, Heleen M. Towards in Vitro Fertilization, Gametosomatic Cybridization and DNA Transfer in Perennial Ryegrass (Lolium Perenne L.). [s.n.], 1994.
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