APA
Weaver H. A., Sekanina Z., Toth I., Delahodde C. E., Hainaut O. R., Lamy P. L., Bauer J. M., A'Hearn M. F., Arpigny C., Combi M. R., Davies J. K., Feldman P. D., Festou M. C., Hook R., Jorda L., Keesey M. S., Lisse C. M., Marsden B. G., Meech K. J., Tozzi G. P. & West R. (20010531). HST and VLT investigations of the fragments of comet C/1999 S4 (LINEAR). : Science (New York, N.Y.).
Chicago
Weaver H A, Sekanina Z, Toth I, Delahodde C E, Hainaut O R, Lamy P L, Bauer J M, A'Hearn M F, Arpigny C, Combi M R, Davies J K, Feldman P D, Festou M C, Hook R, Jorda L, Keesey M S, Lisse C M, Marsden B G, Meech K J, Tozzi G P and West R. 20010531. HST and VLT investigations of the fragments of comet C/1999 S4 (LINEAR). : Science (New York, N.Y.).
Harvard
Weaver H. A., Sekanina Z., Toth I., Delahodde C. E., Hainaut O. R., Lamy P. L., Bauer J. M., A'Hearn M. F., Arpigny C., Combi M. R., Davies J. K., Feldman P. D., Festou M. C., Hook R., Jorda L., Keesey M. S., Lisse C. M., Marsden B. G., Meech K. J., Tozzi G. P. and West R. (20010531). HST and VLT investigations of the fragments of comet C/1999 S4 (LINEAR). : Science (New York, N.Y.).
MLA
Weaver H A, Sekanina Z, Toth I, Delahodde C E, Hainaut O R, Lamy P L, Bauer J M, A'Hearn M F, Arpigny C, Combi M R, Davies J K, Feldman P D, Festou M C, Hook R, Jorda L, Keesey M S, Lisse C M, Marsden B G, Meech K J, Tozzi G P and West R. HST and VLT investigations of the fragments of comet C/1999 S4 (LINEAR). : Science (New York, N.Y.). 20010531.