APA (7th ed.) Citation

Khoo, S. N., & Wade, M. (2003). Penang postcard collection 1899 - 1930s. Janus Print & Resources.

Chicago Style (17th ed.) Citation

Khoo, Salma Nasution, and Malcolm Wade. Penang Postcard Collection 1899 - 1930s. Penang: Janus Print & Resources, 2003.

MLA (8th ed.) Citation

Khoo, Salma Nasution, and Malcolm Wade. Penang Postcard Collection 1899 - 1930s. Janus Print & Resources, 2003.

Warning: These citations may not always be 100% accurate.