Gaya APA

Murly, R, C., Klien, E, A. (1981). The Portable back school : a home study program for proper back care / Ray C. Mulry, Arthur H. White, Eugenia A. Klein . Sr. Lonis: Mosby.

Gaya MLA

Murly, Ray, C., Klien, Eugenia, A. "The Portable back school : a home study program for proper back care / Ray C. Mulry, Arthur H. White, Eugenia A. Klein". Sr. Lonis: Mosby, 1981. Text.