Gaya APA

Tan, May, Chuny, Angie. (1997). Model business letters for powerful communication (1e). Singapura: Books and Rights international.

Gaya Chicago

Tan, May, Chuny, Angie. Model business letters for powerful communication. 1e Singapura: Books and Rights international, 1997. Buku.

Gaya MLA

Tan, May, Chuny, Angie. Model business letters for powerful communication. 1e Singapura: Books and Rights international, 1997. Buku.

Gaya Turabian

Tan, May, Chuny, Angie. Model business letters for powerful communication. 1e Singapura: Books and Rights international, 1997. Buku.