Cita APA (7th ed.)

Jensen , W. A., & Jensen, W. A. . ,. . . . a. (1979). Biology: William A Jensen ,,,, [et al.]. Wadsworth.

Cita Chicago (17th ed.)

Jensen , William A., i William A. ,,,,,[et al] Jensen. Biology: William A Jensen ,,,, [et Al.]. California: Wadsworth, 1979.

Cita MLA (9th ed.)

Jensen , William A., i William A. ,,,,,[et al] Jensen. Biology: William A Jensen ,,,, [et Al.]. Wadsworth, 1979.