APA

Springer A. M., Estes J. A., van Vliet G. B., Williams T. M., Doak D. F., Danner E. M., Forney K. A. & Pfister B. (20031204). Sequential megafaunal collapse in the North Pacific Ocean: an ongoing legacy of industrial whaling?. : Proceedings of the National Academy of Sciences of the United States of America.

Chicago

Springer A M, Estes J A, van Vliet G B, Williams T M, Doak D F, Danner E M, Forney K A and Pfister B. 20031204. Sequential megafaunal collapse in the North Pacific Ocean: an ongoing legacy of industrial whaling?. : Proceedings of the National Academy of Sciences of the United States of America.

Harvard

Springer A. M., Estes J. A., van Vliet G. B., Williams T. M., Doak D. F., Danner E. M., Forney K. A. and Pfister B. (20031204). Sequential megafaunal collapse in the North Pacific Ocean: an ongoing legacy of industrial whaling?. : Proceedings of the National Academy of Sciences of the United States of America.

MLA

Springer A M, Estes J A, van Vliet G B, Williams T M, Doak D F, Danner E M, Forney K A and Pfister B. Sequential megafaunal collapse in the North Pacific Ocean: an ongoing legacy of industrial whaling?. : Proceedings of the National Academy of Sciences of the United States of America. 20031204.