Gaya APA

Donncarlson, P, A, M, B, &. (1979). Elementary Science Laboratory Package (--). New York: McGraw-Hill Book, Co.

Gaya MLA

Donncarlson, Paul, Ackerson,, Merrit, Beaman, &. "Elementary Science Laboratory Package". -- New York: McGraw-Hill Book, Co, 1979. Text.