Gaya APA

-Hill, B, L. (1992). Painting animal step by step learn to paint pets and domistic anaimals ì in oil and watercolor . Ohio: North light books.

Gaya MLA

-Hill, Barbara, Luebke. "Painting animal step by step learn to paint pets and domistic anaimals ì in oil and watercolor". Ohio: North light books, 1992. Text.