Gaya APA

GRAPP,Walera. (1984). Portfolio of business forms, agreements, and Contracts . New Jersey: Prentice Hall.

Gaya Chicago

GRAPP,Walera. Portfolio of business forms, agreements, and Contracts. New Jersey: Prentice Hall, 1984. Monograf.

Gaya MLA

GRAPP,Walera. Portfolio of business forms, agreements, and Contracts. New Jersey: Prentice Hall, 1984. Monograf.

Gaya Turabian

GRAPP,Walera. Portfolio of business forms, agreements, and Contracts. New Jersey: Prentice Hall, 1984. Monograf.