Παραπομπή APA

Malhotra,Poonam Dev. Guinness book of records. Hind Pocket Books.

Παραπομπή Chicago Style

Malhotra,Poonam Dev. Guinness Book of Records. Delhi: Hind Pocket Books.

Παραπομπή MLA

Malhotra,Poonam Dev. Guinness Book of Records. Hind Pocket Books.