Gaya APA

Sova, Dawn. (2004). Writing clearly: a self-teaching guide . Amerika: John Willey & Sons.

Gaya Chicago

Sova, Dawn. Writing clearly: a self-teaching guide. Amerika: John Willey & Sons, 2004. Text.

Gaya MLA

Sova, Dawn. Writing clearly: a self-teaching guide. Amerika: John Willey & Sons, 2004. Text.

Gaya Turabian

Sova, Dawn. Writing clearly: a self-teaching guide. Amerika: John Willey & Sons, 2004. Print.