APA (7th ed.) Citation

Urch, U., Nishihara, T., & Hedrick, J. The use of radioiodinated protein substrates for the assay of trypsin and the hatching enzyme from the amphibian Xenopus laevis. Elsevier.

Chicago Style (17th ed.) Citation

Urch, U.A, T. Nishihara, and J.L Hedrick. The Use of Radioiodinated Protein Substrates for the Assay of Trypsin and the Hatching Enzyme from the Amphibian Xenopus Laevis. Amsterdam: Elsevier.

MLA (9th ed.) Citation

Urch, U.A, et al. The Use of Radioiodinated Protein Substrates for the Assay of Trypsin and the Hatching Enzyme from the Amphibian Xenopus Laevis. Elsevier.

Warning: These citations may not always be 100% accurate.