Thier, H. D. (1970). Teaching elementary school science a laboratory approach. Sterling.
Stile di citazione ChicagoThier, Herbert D. Teaching Elementary School Science a Laboratory Approach. New Delhi: Sterling, 1970.
Citazione MLAThier, Herbert D. Teaching Elementary School Science a Laboratory Approach. Sterling, 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.