Gaya APA

Krulik, S. (1998). Assessing reasoning and problem solving : a sourcebook for elementary school teachers / Stephen Krulik . Tandon: Allyn and Bacon.

Gaya MLA

Krulik, Stephen. "Assessing reasoning and problem solving : a sourcebook for elementary school teachers / Stephen Krulik". Tandon: Allyn and Bacon, 1998. Buku.