Cita APA

Shephard, R. J., Allen, C., Bar-Or, O., Davies, C. T., Degre, S., Hedman, R., . . . Seliger, V. (1969). The working capacity of Toronto schoolchildren. II.

Citación estilo Chicago

Shephard, R. J., et al. The Working Capacity of Toronto Schoolchildren. II. 1969.

Cita MLA

Shephard, R. J., et al. The Working Capacity of Toronto Schoolchildren. II. 1969.