Gaya APA

Strickland, W, L. (1964). Investigation in physical sciences / Warren L. Strickland (2nd. ed). : Burgess Publishing.

Gaya MLA

Strickland, Warren, L. "Investigation in physical sciences / Warren L. Strickland". 2nd. ed : Burgess Publishing, 1964. Pendidikan Islam Anak Usia Dini.