APA

Gardner D. K., Lane M., Spitzer A. & Batt P. A. (19940505). Enhanced rates of cleavage and development for sheep zygotes cultured to the blastocyst stage in vitro in the absence of serum and somatic cells: amino acids, vitamins, and culturing embryos in groups stimulate development. : Biology of reproduction.

Chicago

Gardner D K, Lane M, Spitzer A and Batt P A. 19940505. Enhanced rates of cleavage and development for sheep zygotes cultured to the blastocyst stage in vitro in the absence of serum and somatic cells: amino acids, vitamins, and culturing embryos in groups stimulate development. : Biology of reproduction.

Harvard

Gardner D. K., Lane M., Spitzer A. and Batt P. A. (19940505). Enhanced rates of cleavage and development for sheep zygotes cultured to the blastocyst stage in vitro in the absence of serum and somatic cells: amino acids, vitamins, and culturing embryos in groups stimulate development. : Biology of reproduction.

MLA

Gardner D K, Lane M, Spitzer A and Batt P A. Enhanced rates of cleavage and development for sheep zygotes cultured to the blastocyst stage in vitro in the absence of serum and somatic cells: amino acids, vitamins, and culturing embryos in groups stimulate development. : Biology of reproduction. 19940505.