APA ציטוט

Harbeck, R. M., & Johnson, L. K. (1965). Physical science. Holt Rinehart & Winston.

Chicago Edition Citation

Harbeck, Richard M., and Lloyd K. Johnson. Physical Science. Holt Rinehart & Winston, 1965.

ציטוט MLA

Harbeck, Richard M., and Lloyd K. Johnson. Physical Science. Holt Rinehart & Winston, 1965.